v3.25.2
Shareholder Report, Average Annual Return (Details)
 12 Months Ended 60 Months Ended 120 Months Ended
Jul. 31, 2025
Jul. 31, 2025
Jul. 31, 2025
C000202268      
Average Annual Return [Line Items]      
Average Annual Return, Percent 3.94% 5.77% 4.20%
C000202269      
Average Annual Return [Line Items]      
Average Annual Return, Percent 4.83% 5.50% 3.85%
Without Sales Load [Member] | C000202270      
Average Annual Return [Line Items]      
Average Annual Return, Percent 6.87% 6.56% 4.75%
Without Sales Load [Member] | C000202268      
Average Annual Return [Line Items]      
Average Annual Return, Percent 6.60% 6.31% 4.46%
Without Sales Load [Member] | C000202269      
Average Annual Return [Line Items]      
Average Annual Return, Percent 5.82% 5.50% 3.85%
Without Sales Load [Member] | C000202272      
Average Annual Return [Line Items]      
Average Annual Return, Percent 6.97% 6.65% 4.79%
Bloomberg U.S. Universal Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 4.00% (0.52%) 2.04%
Bloomberg U.S. Universal Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 4.00% (0.52%) 2.04%
Bloomberg U.S. Universal Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 4.00% (0.52%) 2.04%
Bloomberg U.S. Universal Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 4.00% (0.52%) 2.04%
Morningstar LSTA Leveraged Loan Index      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Morningstar LSTA Leveraged Loan Index    
Average Annual Return, Percent 7.50% 7.22% 5.24%
Morningstar LSTA Leveraged Loan Index      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Morningstar LSTA Leveraged Loan Index    
Average Annual Return, Percent 7.50% 7.22% 5.24%
Morningstar LSTA Leveraged Loan Index      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Morningstar LSTA Leveraged Loan Index    
Average Annual Return, Percent 7.50% 7.22% 5.24%
Morningstar LSTA Leveraged Loan Index      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Morningstar LSTA Leveraged Loan Index    
Average Annual Return, Percent 7.50% 7.22% 5.24%