v3.26.1
Shareholder Report, Average Annual Return (Details)
12 Months Ended 58 Months Ended
May 31, 2026
May 31, 2026
Without Sales Load [Member] | C000222697    
Average Annual Return [Line Items]    
Average Annual Return, Percent 28.24% 9.89%
Without Sales Load [Member] | C000222696    
Average Annual Return [Line Items]    
Average Annual Return, Percent 28.55% 10.09%
Russell 3000 Index    
Average Annual Return [Line Items]    
Average Annual Return, Percent 29.45% 12.28%
Russell 3000 Index    
Average Annual Return [Line Items]    
Average Annual Return, Percent 29.45% 12.28%
S&P Target Date 2055 Index    
Average Annual Return [Line Items]    
Average Annual Return, Percent 27.78% 10.35%
S&P Target Date 2055 Index    
Average Annual Return [Line Items]    
Average Annual Return, Percent 27.78% 10.35%