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Goldman Sachs Conservative Allocation Fund Average Annual Total Returns - Class P Shares [Member]
12 Months Ended 60 Months Ended 92 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Conservative Allocation Composite Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent   11.72% 4.71% 6.01%
MSCI® ACWI Index (Net, USD, Unhedged)[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent   22.34% 11.19% 11.02%
Bloomberg Global Aggregate Bond Index (Gross, USD, Hedged)[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent   4.86% 0.34% 2.22%
Class P Shares        
Prospectus [Line Items]        
Average Annual Return, Percent   11.89% 4.94% 5.65%
Performance Inception Date Apr. 17, 2018      
Class P Shares | After Taxes on Distributions        
Prospectus [Line Items]        
Average Annual Return, Percent   9.78% 3.31% 4.16%
Class P Shares | After Taxes on Distributions and Sales        
Prospectus [Line Items]        
Average Annual Return, Percent   7.63% 3.26% 3.89%