v3.25.4
Expense Example - PUTNAM GLOBAL INCOME TRUST
Oct. 31, 2025
USD ($)
Class C Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 268
Expense Example, with Redemption, 3 Years 575
Expense Example, with Redemption, 5 Years 1,008
Expense Example, with Redemption, 10 Years 2,016
Class Y Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 66
Expense Example, with Redemption, 3 Years 264
Expense Example, with Redemption, 5 Years 478
Expense Example, with Redemption, 10 Years 1,095
Class A Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 488
Expense Example, with Redemption, 3 Years 729
Expense Example, with Redemption, 5 Years 988
Expense Example, with Redemption, 10 Years 1,730
Class R Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 117
Expense Example, with Redemption, 3 Years 420
Expense Example, with Redemption, 5 Years 746
Expense Example, with Redemption, 10 Years 1,669
Class R5  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 56
Expense Example, with Redemption, 3 Years 232
Expense Example, with Redemption, 5 Years 424
Expense Example, with Redemption, 10 Years 977
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 49
Expense Example, with Redemption, 3 Years 208
Expense Example, with Redemption, 5 Years 381
Expense Example, with Redemption, 10 Years $ 882