v3.26.1
Average Annual Total Returns - Ivy Variable Insurance Portfolios Classes - Standard and Service
 12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Nomura VIP Core Equity Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Core Equity Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   15.30% 13.79% 13.78%
Nomura VIP Growth Series | Russell 1000 Growth Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   18.56% 15.32% 18.13%
Nomura VIP Growth Series | Russell 1000 Index (reflects no deduction for fees, expenses or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   17.37% 13.59% 14.59%
Nomura VIP Growth Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   8.41% 11.89% 15.40%
Nomura VIP Mid Cap Growth Series | Russell Midcap Growth Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   8.66% 6.65% 12.49%
Nomura VIP Mid Cap Growth Series | Russell 3000 Index (reflects no deduction for fees, expenses or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [2]   17.15% 13.15% 14.29%
Nomura VIP Mid Cap Growth Series | Standard        
Prospectus [Line Items]        
Average Annual Return, Percent   1.38% 0.16% 10.77%
Performance Inception Date Apr. 28, 2017      
Nomura VIP Mid Cap Growth Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   1.18% (0.08%) 10.66%
Nomura VIP Smid Cap Core Series | Russell 3000 Index (reflects no deduction for fees, expenses or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [3]   17.15% 13.15% 14.29%
Nomura VIP Smid Cap Core Series | Russell 2500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   11.91% 7.26% 10.40%
Nomura VIP Smid Cap Core Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   8.39% 8.07% 9.91%
Nomura VIP Small Cap Growth Series | Russell 2000 Growth Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   13.01% 3.18% 9.57%
Nomura VIP Small Cap Growth Series | Russell 3000 Index (reflects no deduction for fees, expenses or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [4]   17.15% 13.15% 14.29%
Nomura VIP Small Cap Growth Series | Standard        
Prospectus [Line Items]        
Average Annual Return, Percent   13.73% 2.47% 7.62%
Performance Inception Date Nov. 02, 2018      
Nomura VIP Small Cap Growth Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   13.39% 2.20% 8.69%
Nomura VIP Value Series | Russell 1000 Index (reflects no deduction for fees, expenses or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [5]   17.37% 13.59% 14.59%
Nomura VIP Value Series | Russell 1000 Value Index (reflects no deduction for fees, expenses or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   15.91% 11.33% 10.53%
Nomura VIP Value Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   9.41% 9.49% 8.92%
Nomura VIP Corporate Bond Series | Bloomberg US Corporate Bond Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.77% (0.09%) 3.27%
Nomura VIP Corporate Bond Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Corporate Bond Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   6.48% (0.48%) 2.58%
Nomura VIP High Income Series | ICE BofA US High Yield Constrained Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   8.50% 4.50% 6.44%
Nomura VIP High Income Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP High Income Series | Standard        
Prospectus [Line Items]        
Average Annual Return, Percent   7.41% 3.98% 4.47%
Performance Inception Date Apr. 28, 2017      
Nomura VIP High Income Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   7.17% 3.73% 5.56%
Nomura VIP Limited-Term Bond Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Limited-Term Bond Series | Bloomberg 1-3 Year US Government/Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   5.35% 1.97% 2.09%
Nomura VIP Limited-Term Bond Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   4.70% 1.75% 2.12%
Nomura VIP Global Growth Series | MSCI ACWI (All Country World Index) (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   22.34% 11.19% 11.72%
Nomura VIP Global Growth Series | MSCI ACWI (All Country World Index) (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   22.87% 11.70% 12.28%
Nomura VIP Global Growth Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   17.93% 9.99% 10.71%
Nomura VIP International Core Equity Series | MSCI ACWI (All Country World Index) ex USA (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   32.39% 7.91% 8.41%
Nomura VIP International Core Equity Series | MSCI ACWI (All Country World Index) ex USA (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   33.11% 8.46% 8.95%
Nomura VIP International Core Equity Series | Standard        
Prospectus [Line Items]        
Average Annual Return, Percent   24.55%   12.07%
Performance Inception Date Mar. 28, 2024      
Nomura VIP International Core Equity Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   24.17% 7.83% 6.62%
Nomura VIP Asset Strategy Series | MSCI ACWI (All Country World Index) (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   22.34% 11.19% 11.72%
Nomura VIP Asset Strategy Series | MSCI ACWI (All Country World Index) (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   22.87% 11.70% 12.28%
Nomura VIP Asset Strategy Series | Standard        
Prospectus [Line Items]        
Average Annual Return, Percent   16.87% 7.33% 8.88%
Performance Inception Date Apr. 28, 2017      
Nomura VIP Asset Strategy Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   16.66% 7.07% 7.84%
Nomura VIP Balanced Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Balanced Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Balanced Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   11.79% 7.85% 8.38%
Nomura VIP Energy Series | S&P 1500 Energy Sector Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.69% 23.58% 7.77%
Nomura VIP Energy Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Energy Series | Standard        
Prospectus [Line Items]        
Average Annual Return, Percent   12.41% 18.94% 0.55%
Performance Inception Date Apr. 28, 2017      
Nomura VIP Energy Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   11.89% 18.61% 1.74%
Nomura VIP Natural Resources Series | S&P Global Natural Resources Index (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   28.86% 10.60% 10.38%
Nomura VIP Natural Resources Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Natural Resources Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   37.75% 15.73% 6.94%
Nomura VIP Science and Technology Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Science and Technology Series | S&P North American Technology Sector Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   27.82% 18.02% 22.54%
Nomura VIP Science and Technology Series | Standard        
Prospectus [Line Items]        
Average Annual Return, Percent   33.69% 13.99% 18.49%
Performance Inception Date Apr. 28, 2017      
Nomura VIP Science and Technology Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   33.36% 13.71% 17.20%
Nomura VIP Pathfinder Aggressive Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Pathfinder Aggressive Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Pathfinder Aggressive Series | MSCI EAFE Index (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.22% 8.92% 8.18%
Nomura VIP Pathfinder Aggressive Series | MSCI EAFE Index (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.89% 9.47% 8.72%
Nomura VIP Pathfinder Aggressive Series | Bloomberg US Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.83% (0.05%) 3.15%
Nomura VIP Pathfinder Aggressive Series | Russell 3000 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [6]   17.15% 13.15% 14.29%
Nomura VIP Pathfinder Aggressive Series | Current Blended Benchmark (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [7]   19.90% 9.97% 10.89%
Nomura VIP Pathfinder Aggressive Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   15.86% 8.40% 9.88%
Nomura VIP Pathfinder Moderately Aggressive Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Pathfinder Moderately Aggressive Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Pathfinder Moderately Aggressive Series | MSCI EAFE Index (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.22% 8.92% 8.18%
Nomura VIP Pathfinder Moderately Aggressive Series | MSCI EAFE Index (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.89% 9.47% 8.72%
Nomura VIP Pathfinder Moderately Aggressive Series | Bloomberg US Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.83% (0.05%) 3.15%
Nomura VIP Pathfinder Moderately Aggressive Series | Russell 3000 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [8]   17.15% 13.15% 14.29%
Nomura VIP Pathfinder Moderately Aggressive Series | Bloomberg 1-3 Year US Government/Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   5.35% 1.97% 2.09%
Nomura VIP Pathfinder Moderately Aggressive Series | Current Blended Benchmark (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [9]   18.11% 8.97% 10.05%
Nomura VIP Pathfinder Moderately Aggressive Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   14.59% 7.67% 8.92%
Nomura VIP Pathfinder Moderate Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Pathfinder Moderate Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Pathfinder Moderate Series | MSCI EAFE Index (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.22% 8.92% 8.18%
Nomura VIP Pathfinder Moderate Series | MSCI EAFE Index (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.89% 9.47% 8.72%
Nomura VIP Pathfinder Moderate Series | Bloomberg US Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.83% (0.05%) 3.15%
Nomura VIP Pathfinder Moderate Series | Russell 3000 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [10]   17.15% 13.15% 14.29%
Nomura VIP Pathfinder Moderate Series | Bloomberg 1-3 Year US Government/Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   5.35% 1.97% 2.09%
Nomura VIP Pathfinder Moderate Series | Current Blended Benchmark (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [11]   16.35% 7.97% 9.21%
Nomura VIP Pathfinder Moderate Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   13.50% 6.81% 8.01%
Nomura VIP Pathfinder Moderately Conservative Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Pathfinder Moderately Conservative Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Pathfinder Moderately Conservative Series | MSCI EAFE Index (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.22% 8.92% 8.18%
Nomura VIP Pathfinder Moderately Conservative Series | MSCI EAFE Index (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.89% 9.47% 8.72%
Nomura VIP Pathfinder Moderately Conservative Series | Bloomberg US Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.83% (0.05%) 3.15%
Nomura VIP Pathfinder Moderately Conservative Series | Russell 3000 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [12]   17.15% 13.15% 14.29%
Nomura VIP Pathfinder Moderately Conservative Series | Bloomberg 1-3 Year US Government/Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   5.35% 1.97% 2.09%
Nomura VIP Pathfinder Moderately Conservative Series | Current Blended Benchmark (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [13]   14.60% 6.96% 8.35%
Nomura VIP Pathfinder Moderately Conservative Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   12.08% 5.87% 7.16%
Nomura VIP Pathfinder Conservative Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Pathfinder Conservative Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Pathfinder Conservative Series | MSCI EAFE Index (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.22% 8.92% 8.18%
Nomura VIP Pathfinder Conservative Series | MSCI EAFE Index (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.89% 9.47% 8.72%
Nomura VIP Pathfinder Conservative Series | Bloomberg US Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.83% (0.05%) 3.15%
Nomura VIP Pathfinder Conservative Series | Russell 3000 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [14]   17.15% 13.15% 14.29%
Nomura VIP Pathfinder Conservative Series | Bloomberg 1-3 Year US Government/Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   5.35% 1.97% 2.09%
Nomura VIP Pathfinder Conservative Series | Current Blended Benchmark (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [15]   12.86% 5.95% 7.49%
Nomura VIP Pathfinder Conservative Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   10.44% 4.91% 6.23%
Nomura VIP Pathfinder Moderate — Managed Volatility Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Pathfinder Moderate — Managed Volatility Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Pathfinder Moderate — Managed Volatility Series | MSCI EAFE Index (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.22% 8.92% 8.18%
Nomura VIP Pathfinder Moderate — Managed Volatility Series | MSCI EAFE Index (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.89% 9.47% 8.72%
Nomura VIP Pathfinder Moderate — Managed Volatility Series | Bloomberg US Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.83% (0.05%) 3.15%
Nomura VIP Pathfinder Moderate — Managed Volatility Series | Russell 3000 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [16]   17.15% 13.15% 14.29%
Nomura VIP Pathfinder Moderate — Managed Volatility Series | Bloomberg 1-3 Year US Government/Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   5.35% 1.97% 2.09%
Nomura VIP Pathfinder Moderate — Managed Volatility Series | Current Blended Benchmark (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [17]   16.35% 7.97% 9.21%
Nomura VIP Pathfinder Moderate — Managed Volatility Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   10.72% 5.98% 6.64%
Nomura VIP Pathfinder Moderately Aggressive — Managed Volatility Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Pathfinder Moderately Aggressive — Managed Volatility Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Pathfinder Moderately Aggressive — Managed Volatility Series | MSCI EAFE Index (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.22% 8.92% 8.18%
Nomura VIP Pathfinder Moderately Aggressive — Managed Volatility Series | MSCI EAFE Index (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.89% 9.47% 8.72%
Nomura VIP Pathfinder Moderately Aggressive — Managed Volatility Series | Bloomberg US Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.83% (0.05%) 3.15%
Nomura VIP Pathfinder Moderately Aggressive — Managed Volatility Series | Russell 3000 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [18]   17.15% 13.15% 14.29%
Nomura VIP Pathfinder Moderately Aggressive — Managed Volatility Series | Bloomberg 1-3 Year US Government/Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   5.35% 1.97% 2.09%
Nomura VIP Pathfinder Moderately Aggressive — Managed Volatility Series | Current Blended Benchmark (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [19]   18.11% 8.97% 10.05%
Nomura VIP Pathfinder Moderately Aggressive — Managed Volatility Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   12.08% 6.87% 7.48%
Nomura VIP Pathfinder Moderately Conservative — Managed Volatility Series | Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Nomura VIP Pathfinder Moderately Conservative — Managed Volatility Series | S&P 500 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   17.88% 14.42% 14.82%
Nomura VIP Pathfinder Moderately Conservative — Managed Volatility Series | MSCI EAFE Index (net) (reflects no deduction for fees or expenses)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.22% 8.92% 8.18%
Nomura VIP Pathfinder Moderately Conservative — Managed Volatility Series | MSCI EAFE Index (gross) (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   31.89% 9.47% 8.72%
Nomura VIP Pathfinder Moderately Conservative — Managed Volatility Series | Bloomberg US Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   7.83% (0.05%) 3.15%
Nomura VIP Pathfinder Moderately Conservative — Managed Volatility Series | Russell 3000 Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [20]   17.15% 13.15% 14.29%
Nomura VIP Pathfinder Moderately Conservative — Managed Volatility Series | Bloomberg 1-3 Year US Government/Credit Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent   5.35% 1.97% 2.09%
Nomura VIP Pathfinder Moderately Conservative — Managed Volatility Series | Current Blended Benchmark (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent [21]   14.60% 6.96% 8.35%
Nomura VIP Pathfinder Moderately Conservative — Managed Volatility Series | Service        
Prospectus [Line Items]        
Average Annual Return, Percent   9.26% 4.95% 5.83%
[1]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[2]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[3]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[4]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[5]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[6]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[7]
* The Current Blended Benchmark is computed using a combination of 55% Russell 3000 Index + 30% MSCI EAFE Index + 15% Bloomberg US Credit Index.
[8]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[9]
* The Current Blended Benchmark is computed using a combination of 50% Russell 3000 Index + 25% MSCI EAFE Index + 20% Bloomberg US Credit Index + 5% Bloomberg 1-3 Year US Government/Credit Index.
[10]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[11]
* The Current Blended Benchmark is computed using a combination of 45% Russell 3000 Index + 25% Bloomberg US Credit Index + 20% MSCI EAFE Index + 10% Bloomberg 1-3 Year US Government/Credit Index.
[12]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[13]
* The Current Blended Benchmark is computed using a combination of 40% Russell 3000 Index + 30% Bloomberg US Credit Index + 15% MSCI EAFE Index + 15% Bloomberg 1-3 Year US Government/Credit Index.
[14]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[15]
* The Current Blended Benchmark is computed using a combination of 35% Russell 3000 Index + 35% Bloomberg US Credit Index + 20% Bloomberg 1-3 Year US Government/Credit Index + 10% MSCI EAFE Index.
[16]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[17]
* The Current Blended Benchmark is computed using a combination of 45% Russell 3000 Index + 25% Bloomberg US Credit Index + 20% MSCI EAFE Index + 10% Bloomberg 1-3 Year US Government/Credit Index.
[18]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[19]
* The Current Blended Benchmark is computed using a combination of 50% Russell 3000 Index +25% MSCI EAFE Index + 20% Bloomberg US Credit Index + 5% Bloomberg 1-3 Year US Government/Credit Index.
[20]
  Frank Russell Company is the source and owner of the trademarks, service marks, and copyrights related to the Russell Indexes. Russell® is a trademark of Frank Russell Company.
[21]
* The Current Blended Benchmark is computed using a combination of 40% Russell 3000 Index + 30% Bloomberg U.S. Credit Index + 15% MSCI EAFE Index + 15% Bloomberg 1-3 Year US Government/Credit Index.