v3.25.4
Expense Example - PUTNAM GLOBAL HEALTH CARE FUND
Aug. 31, 2025
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 675
Expense Example, with Redemption, 3 Years 887
Expense Example, with Redemption, 5 Years 1,116
Expense Example, with Redemption, 10 Years 1,772
Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 282
Expense Example, with Redemption, 3 Years 564
Expense Example, with Redemption, 5 Years 970
Expense Example, with Redemption, 10 Years 1,909
Class R  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 131
Expense Example, with Redemption, 3 Years 408
Expense Example, with Redemption, 5 Years 707
Expense Example, with Redemption, 10 Years 1,556
Class Y  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 81
Expense Example, with Redemption, 3 Years 253
Expense Example, with Redemption, 5 Years 439
Expense Example, with Redemption, 10 Years 978
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 72
Expense Example, with Redemption, 3 Years 225
Expense Example, with Redemption, 5 Years 391
Expense Example, with Redemption, 10 Years $ 871