v3.26.1
Expense Example - Putnam Small Cap Value Fund
Feb. 28, 2026
USD ($)
Class A Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 681
Expense Example, with Redemption, 3 Years 905
Expense Example, with Redemption, 5 Years 1,147
Expense Example, with Redemption, 10 Years 1,839
Class C Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 288
Expense Example, with Redemption, 3 Years 582
Expense Example, with Redemption, 5 Years 1,001
Expense Example, with Redemption, 10 Years 1,972
Class Y Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 87
Expense Example, with Redemption, 3 Years 271
Expense Example, with Redemption, 5 Years 471
Expense Example, with Redemption, 10 Years 1,048
CLASS R  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 137
Expense Example, with Redemption, 3 Years 427
Expense Example, with Redemption, 5 Years 739
Expense Example, with Redemption, 10 Years 1,623
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 75
Expense Example, with Redemption, 3 Years 234
Expense Example, with Redemption, 5 Years 407
Expense Example, with Redemption, 10 Years $ 908