v3.25.4
Average Annual Total Returns
 12 Months Ended 60 Months Ended 70 Months Ended 120 Months Ended 124 Months Ended 279 Months Ended 288 Months Ended 909 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Russell 3000® Index (reflects no deduction for fees, expenses, or taxes)                
Prospectus [Line Items]                
Average Annual Return, Percent 17.15% 13.15% 21.42% [1] 14.29%        
Russell 1000® Growth Index (reflects no deduction for fees, expenses, or taxes)                
Prospectus [Line Items]                
Average Annual Return, Percent 18.56% 15.32% 24.85% [1] 18.13%        
S&P 500 Index (reflects no deduction for fees, expenses, or taxes)                
Prospectus [Line Items]                
Average Annual Return, Percent 17.88% 14.42% 21.77% [1] 14.82%        
Lipper Large-Cap Growth Funds Index                
Prospectus [Line Items]                
Average Annual Return, Percent 17.78% 12.71% 22.46% [1] 16.08%        
T. Rowe Price Growth Stock Fund, Inc. - Investor Class                
Prospectus [Line Items]                
Average Annual Return, Percent 15.65% 9.36%   14.16%        
Performance Inception Date               Apr. 11, 1950
T. Rowe Price Growth Stock Fund, Inc. - Investor Class | After Taxes on Distributions                
Prospectus [Line Items]                
Average Annual Return, Percent 12.39% 7.57%   12.45%        
T. Rowe Price Growth Stock Fund, Inc. - Investor Class | After Taxes on Distributions and Sales                
Prospectus [Line Items]                
Average Annual Return, Percent 11.64% 7.11%   11.39%        
T. Rowe Price Growth Stock Fund, Inc. - I Class                
Prospectus [Line Items]                
Average Annual Return, Percent 15.80% 9.50%   14.31%        
Performance Inception Date         Aug. 28, 2015      
T. Rowe Price Growth Stock Fund, Inc. - Advisor Class                
Prospectus [Line Items]                
Average Annual Return, Percent 15.33% 9.07%   13.85%        
Performance Inception Date             Dec. 31, 2001  
T. Rowe Price Growth Stock Fund, Inc. - R Class                
Prospectus [Line Items]                
Average Annual Return, Percent 15.04% 8.79%   13.56%        
Performance Inception Date           Sep. 30, 2002    
T. Rowe Price Growth Stock Fund, Inc. - Z Class                
Prospectus [Line Items]                
Average Annual Return, Percent 16.40% 10.08% 20.19%          
Performance Inception Date     Mar. 16, 2020          
[1] Return since 3/16/20.