v3.25.4
S000058644 [Member] Expense Example - Long Duration Bond Fund
Oct. 31, 2025
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 448
Expense Example, with Redemption, 3 Years 603
Expense Example, with Redemption, 5 Years 771
Expense Example, with Redemption, 10 Years 1,259
Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 152
Expense Example, with Redemption, 3 Years 471
Expense Example, with Redemption, 5 Years 813
Expense Example, with Redemption, 10 Years 1,779
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 33
Expense Example, with Redemption, 3 Years 107
Expense Example, with Redemption, 5 Years 189
Expense Example, with Redemption, 10 Years 429
Class S  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 50
Expense Example, with Redemption, 3 Years 157
Expense Example, with Redemption, 5 Years 274
Expense Example, with Redemption, 10 Years 616
Class M  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 35
Expense Example, with Redemption, 3 Years 142
Expense Example, with Redemption, 5 Years 259
Expense Example, with Redemption, 10 Years 601
Class Y  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 30
Expense Example, with Redemption, 3 Years 93
Expense Example, with Redemption, 5 Years 163
Expense Example, with Redemption, 10 Years $ 368