v3.25.2
S000021579 [Member] Expense Example - S000021579 [Member]
Apr. 30, 2025
USD ($)
C000122694 [Member]  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 47
Expense Example, with Redemption, 3 Years 178
Expense Example, with Redemption, 5 Years 321
Expense Example, with Redemption, 10 Years 737
C000255094 [Member]  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 51
Expense Example, with Redemption, 3 Years 191
Expense Example, with Redemption, 5 Years 343
Expense Example, with Redemption, 10 Years 785
C000061833 [Member]  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 548
Expense Example, with Redemption, 3 Years 732
Expense Example, with Redemption, 5 Years 932
Expense Example, with Redemption, 10 Years 1,507
C000061835 [Member]  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 51
Expense Example, with Redemption, 3 Years 191
Expense Example, with Redemption, 5 Years 343
Expense Example, with Redemption, 10 Years 785
C000078993 [Member]  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 42
Expense Example, with Redemption, 3 Years 162
Expense Example, with Redemption, 5 Years 293
Expense Example, with Redemption, 10 Years $ 676