v3.25.2
Prospectus 1 [Member] Annual Fund Operating Expenses - Prospectus 1 - Putnam Mortgage Opportunities Fund
May 31, 2025
Prospectus [Line Items]  
Fee Waiver or Reimbursement over Assets, Date of Termination September 30, 2026
Class A  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.54%
Distribution and Service (12b-1) Fees 0.25%
Other Expenses (as a percentage of Assets): 0.21%
Expenses (as a percentage of Assets) 1.00%
Fee Waiver or Reimbursement (0.15%) [1]
Net Expenses (as a percentage of Assets) 0.85%
Class C  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.54%
Distribution and Service (12b-1) Fees 1.00%
Other Expenses (as a percentage of Assets): 0.21%
Expenses (as a percentage of Assets) 1.75%
Fee Waiver or Reimbursement (0.15%) [1]
Net Expenses (as a percentage of Assets) 1.60%
Class R6  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.54%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.12%
Expenses (as a percentage of Assets) 0.66%
Fee Waiver or Reimbursement (0.15%) [1]
Net Expenses (as a percentage of Assets) 0.51%
Class Y  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.54%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.21%
Expenses (as a percentage of Assets) 0.75%
Fee Waiver or Reimbursement (0.15%) [1]
Net Expenses (as a percentage of Assets) 0.60%
[1] The Investment Manager (as defined below) has contractually agreed to waive fees and/or reimburse operating expenses of the fund (excluding payments under the fund’s distribution plans, brokerage, interest, taxes, investor servicing fees, investment-related expenses, extraordinary expenses, and acquired fund fees and expenses) so that the total annual fund operating expenses will not exceed 0.46% of the fund’s average net assets through at least September 30, 2026. Additionally, the Investment Manager has agreed to reduce its fees by an amount equal to the management fees paid by Franklin Templeton affiliated funds with respect to assets the fund invests in such affiliated funds. These obligations may be modified or discontinued only with approval of the Board of Trustees.