v3.26.1
Goldman Sachs Short Duration Government Fund Average Annual Total Returns - Class A C Inst Serv Inv R6 Shares [Member]
 12 Months Ended 60 Months Ended 120 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
ICE BofAML Two-Year U.S.Treasury Note Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent   4.85% 1.42% 1.59%
Bloomberg U.S. Aggregate Bond Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent   7.30% (0.36%) 2.01%
Class A Shares        
Prospectus [Line Items]        
Average Annual Return, Percent   3.09% 0.51% 1.11%
Performance Inception Date May 01, 1997      
Class A Shares | After Taxes on Distributions        
Prospectus [Line Items]        
Average Annual Return, Percent   1.86% (0.30%) 0.35%
Class A Shares | After Taxes on Distributions and Sales        
Prospectus [Line Items]        
Average Annual Return, Percent   1.82% 0.04% 0.51%
Class C Shares        
Prospectus [Line Items]        
Average Annual Return, Percent   3.57% 0.41% 0.87% [1]
Performance Inception Date Aug. 15, 1997      
Institutional Shares        
Prospectus [Line Items]        
Average Annual Return, Percent   4.99% 1.14% 1.60%
Performance Inception Date Aug. 15, 1988      
Service Shares        
Prospectus [Line Items]        
Average Annual Return, Percent   4.47% 0.64% 1.10%
Performance Inception Date Apr. 10, 1996      
Investor Shares        
Prospectus [Line Items]        
Average Annual Return, Percent   5.01% 1.08% 1.53%
Performance Inception Date Nov. 30, 2007      
Class R6 Shares        
Prospectus [Line Items]        
Average Annual Return, Percent   5.01% 1.15% 1.61%
Performance Inception Date Jul. 31, 2015      
[1] Class C Shares automatically convert into Class A Shares eight years after the purchase date. The 10-Year performance for Class C Shares does not reflect the conversion to Class A Shares after the first eight years of performance.