v3.25.2
Shareholder Report
6 Months Ended
May 31, 2025
USD ($)
$ / shares
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Putnam Funds Trust
Entity Central Index Key 0001005942
Entity Investment Company Type N-1A
Document Period End Date May 31, 2025
Class A  
Shareholder Report [Line Items]  
Fund Name Putnam Intermediate-Term Municipal Income Fund
Class Name Class A
Trading Symbol PIMEX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Putnam Intermediate-Term Municipal Income Fund for the period December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents. You can also request this information by contacting us at (800) 225-1581.
Material Fund Change Notice [Text Block]
This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number (800) 225-1581
Additional Information Website https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]
WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment)
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment*,
Class A
$43
0.87%
[1],[2]
Expenses Paid, Amount $ 43
Expense Ratio, Percent 0.87%
Material Change Date Jul. 18, 2025
Net Assets $ 25,339,878
Holdings Count | $ / shares 74 [3]
Investment Company Portfolio Turnover 6.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of May 31, 2025)
Total Net Assets
$25,339,878
Total Number of Portfolio Holdings*
74
Portfolio Turnover Rate
6%
[3]
Holdings [Text Block]
image
Material Fund Change [Text Block]
HOW HAS THE FUND CHANGED?
The liquidation of the Fund is expected to occur on or about July 18, 2025, pursuant to a plan of liquidation. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at     
https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments@putnam.com.
Updated Prospectus Phone Number (800) 225-1581
Updated Prospectus Email Address funddocuments@putnam.com
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class C  
Shareholder Report [Line Items]  
Fund Name Putnam Intermediate-Term Municipal Income Fund
Class Name Class C
Trading Symbol PIMFX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Putnam Intermediate-Term Municipal Income Fund for the period December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents. You can also request this information by contacting us at (800) 225-1581.
Material Fund Change Notice [Text Block]
This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number (800) 225-1581
Additional Information Website https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]
WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment)
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment*,
Class C
$80
1.62%
[4],[5]
Expenses Paid, Amount $ 80
Expense Ratio, Percent 1.62%
Material Change Date Jul. 18, 2025
Net Assets $ 25,339,878
Holdings Count | $ / shares 74 [6]
Investment Company Portfolio Turnover 6.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of May 31, 2025)
Total Net Assets
$25,339,878
Total Number of Portfolio Holdings*
74
Portfolio Turnover Rate
6%
[6]
Holdings [Text Block]
image
Material Fund Change [Text Block]
HOW HAS THE FUND CHANGED?
The liquidation of the Fund is expected to occur on or about July 18, 2025, pursuant to a plan of liquidation. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at     
https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments@putnam.com.
Updated Prospectus Phone Number (800) 225-1581
Updated Prospectus Email Address funddocuments@putnam.com
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R6  
Shareholder Report [Line Items]  
Fund Name Putnam Intermediate-Term Municipal Income Fund
Class Name Class R6
Trading Symbol PIMRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Putnam Intermediate-Term Municipal Income Fund for the period December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents. You can also request this information by contacting us at (800) 225-1581.
Material Fund Change Notice [Text Block]
This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number (800) 225-1581
Additional Information Website https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]
WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment)
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment*,
Class R6
$28
0.57%
[7],[8]
Expenses Paid, Amount $ 28
Expense Ratio, Percent 0.57%
Material Change Date Jul. 18, 2025
Net Assets $ 25,339,878
Holdings Count | $ / shares 74 [9]
Investment Company Portfolio Turnover 6.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of May 31, 2025)
Total Net Assets
$25,339,878
Total Number of Portfolio Holdings*
74
Portfolio Turnover Rate
6%
[9]
Holdings [Text Block]
image
Material Fund Change [Text Block]
HOW HAS THE FUND CHANGED?
The liquidation of the Fund is expected to occur on or about July 18, 2025, pursuant to a plan of liquidation. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at     
https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments@putnam.com.
Updated Prospectus Phone Number (800) 225-1581
Updated Prospectus Email Address funddocuments@putnam.com
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class Y  
Shareholder Report [Line Items]  
Fund Name Putnam Intermediate-Term Municipal Income Fund
Class Name Class Y
Trading Symbol PIMYX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Putnam Intermediate-Term Municipal Income Fund for the period December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents. You can also request this information by contacting us at (800) 225-1581.
Material Fund Change Notice [Text Block]
This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number (800) 225-1581
Additional Information Website https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]
WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment)
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment*,
Class Y
$31
0.62%
[10],[11]
Expenses Paid, Amount $ 31
Expense Ratio, Percent 0.62%
Material Change Date Jul. 18, 2025
Net Assets $ 25,339,878
Holdings Count | $ / shares 74 [12]
Investment Company Portfolio Turnover 6.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of May 31, 2025)
Total Net Assets
$25,339,878
Total Number of Portfolio Holdings*
74
Portfolio Turnover Rate
6%
[12]
Holdings [Text Block]
image
Material Fund Change [Text Block]
HOW HAS THE FUND CHANGED?
The liquidation of the Fund is expected to occur on or about July 18, 2025, pursuant to a plan of liquidation. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at     
https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments@putnam.com.
Updated Prospectus Phone Number (800) 225-1581
Updated Prospectus Email Address funddocuments@putnam.com
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
[1]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[2]
Annualized.
[3]
* Does not include derivatives, except purchased options, if any.  
[4]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[5]
Annualized.
[6]
* Does not include derivatives, except purchased options, if any.  
[7]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[8]
Annualized.
[9]
* Does not include derivatives, except purchased options, if any.  
[10]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[11]
Annualized.
[12]
* Does not include derivatives, except purchased options, if any.