v3.26.1
Shareholder Report
 6 Months Ended
Jun. 30, 2026
USD ($)
$ / shares
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Franklin Mutual Series Funds
Entity Central Index Key 0000825063
Entity Investment Company Type N-1A
Document Period End Date Jun. 30, 2026
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Class Z  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Beacon Fund
Class Name Class Z
Trading Symbol BEGRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Beacon Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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 Z
$38
0.76%
[1],[2]
Expenses Paid, Amount $ 38
Expense Ratio, Percent 0.76%
Net Assets $ 3,431,397,650
Holdings Count | $ / shares 36
Investment Company Portfolio Turnover 17.26%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$3,431,397,650
Total Number of Portfolio Holdings
36
Portfolio Turnover Rate
17.26%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [3]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class A  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Beacon Fund
Class Name Class A
Trading Symbol TEBIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Beacon Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$51
1.01%
[4],[5]
Expenses Paid, Amount $ 51
Expense Ratio, Percent 1.01%
Net Assets $ 3,431,397,650
Holdings Count | $ / shares 36
Investment Company Portfolio Turnover 17.26%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$3,431,397,650
Total Number of Portfolio Holdings
36
Portfolio Turnover Rate
17.26%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [6]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class C  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Beacon Fund
Class Name Class C
Trading Symbol TEMEX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Beacon Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$88
1.76%
[7],[8]
Expenses Paid, Amount $ 88
Expense Ratio, Percent 1.76%
Net Assets $ 3,431,397,650
Holdings Count | $ / shares 36
Investment Company Portfolio Turnover 17.26%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$3,431,397,650
Total Number of Portfolio Holdings
36
Portfolio Turnover Rate
17.26%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [9]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Beacon Fund
Class Name Class R
No Trading Symbol true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Beacon Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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 R
$63
1.26%
[10],[11]
Expenses Paid, Amount $ 63
Expense Ratio, Percent 1.26%
Net Assets $ 3,431,397,650
Holdings Count | $ / shares 36
Investment Company Portfolio Turnover 17.26%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$3,431,397,650
Total Number of Portfolio Holdings
36
Portfolio Turnover Rate
17.26%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [12]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R6  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Beacon Fund
Class Name Class R6
Trading Symbol FMBRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Beacon Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$36
0.72%
[13],[14]
Expenses Paid, Amount $ 36
Expense Ratio, Percent 0.72%
Net Assets $ 3,431,397,650
Holdings Count | $ / shares 36
Investment Company Portfolio Turnover 17.26%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$3,431,397,650
Total Number of Portfolio Holdings
36
Portfolio Turnover Rate
17.26%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [15]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class Z  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Global Discovery Fund
Class Name Class Z
Trading Symbol MDISX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Global Discovery Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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 Z
$48
0.96%
[16],[17]
Expenses Paid, Amount $ 48
Expense Ratio, Percent 0.96%
Net Assets $ 9,009,445,788
Holdings Count | $ / shares 65
Investment Company Portfolio Turnover 25.52%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$9,009,445,788
Total Number of Portfolio Holdings (excludes derivatives, except purchased options, if any)
65
Portfolio Turnover Rate
25.52%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [18]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class A  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Global Discovery Fund
Class Name Class A
Trading Symbol TEDIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Global Discovery Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$60
1.21%
[19],[20]
Expenses Paid, Amount $ 60
Expense Ratio, Percent 1.21%
Net Assets $ 9,009,445,788
Holdings Count | $ / shares 65
Investment Company Portfolio Turnover 25.52%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$9,009,445,788
Total Number of Portfolio Holdings (excludes derivatives, except purchased options, if any)
65
Portfolio Turnover Rate
25.52%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [21]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class C  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Global Discovery Fund
Class Name Class C
Trading Symbol TEDSX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Global Discovery Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$98
1.96%
[22],[23]
Expenses Paid, Amount $ 98
Expense Ratio, Percent 1.96%
Net Assets $ 9,009,445,788
Holdings Count | $ / shares 65
Investment Company Portfolio Turnover 25.52%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$9,009,445,788
Total Number of Portfolio Holdings (excludes derivatives, except purchased options, if any)
65
Portfolio Turnover Rate
25.52%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [24]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Global Discovery Fund
Class Name Class R
Trading Symbol TEDRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Global Discovery Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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 R
$73
1.46%
[25],[26]
Expenses Paid, Amount $ 73
Expense Ratio, Percent 1.46%
Net Assets $ 9,009,445,788
Holdings Count | $ / shares 65
Investment Company Portfolio Turnover 25.52%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$9,009,445,788
Total Number of Portfolio Holdings (excludes derivatives, except purchased options, if any)
65
Portfolio Turnover Rate
25.52%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [27]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R6  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Global Discovery Fund
Class Name Class R6
Trading Symbol FMDRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Global Discovery Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$44
0.89%
[28],[29]
Expenses Paid, Amount $ 44
Expense Ratio, Percent 0.89%
Net Assets $ 9,009,445,788
Holdings Count | $ / shares 65
Investment Company Portfolio Turnover 25.52%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$9,009,445,788
Total Number of Portfolio Holdings (excludes derivatives, except purchased options, if any)
65
Portfolio Turnover Rate
25.52%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [30]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class Z  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual International Value Fund
Class Name Class Z
Trading Symbol MEURX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual International Value Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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 Z
$48
0.95%
[31],[32]
Expenses Paid, Amount $ 48
Expense Ratio, Percent 0.95%
Net Assets $ 1,178,274,392
Holdings Count | $ / shares 51
Investment Company Portfolio Turnover 23.86%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$1,178,274,392
Total Number of Portfolio Holdings
51
Portfolio Turnover Rate
23.86%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition*  (% of Total Investments)
image
 [33]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class A  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual International Value Fund
Class Name Class A
Trading Symbol TEMIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual International Value Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$60
1.20%
[34],[35]
Expenses Paid, Amount $ 60
Expense Ratio, Percent 1.20%
Net Assets $ 1,178,274,392
Holdings Count | $ / shares 51
Investment Company Portfolio Turnover 23.86%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$1,178,274,392
Total Number of Portfolio Holdings
51
Portfolio Turnover Rate
23.86%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition*  (% of Total Investments)
image
 [36]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class C  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual International Value Fund
Class Name Class C
Trading Symbol TEURX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual International Value Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$97
1.95%
[37],[38]
Expenses Paid, Amount $ 97
Expense Ratio, Percent 1.95%
Net Assets $ 1,178,274,392
Holdings Count | $ / shares 51
Investment Company Portfolio Turnover 23.86%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$1,178,274,392
Total Number of Portfolio Holdings
51
Portfolio Turnover Rate
23.86%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [39]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual International Value Fund
Class Name Class R
Trading Symbol FMURX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual International Value Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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 R
$73
1.45%
[40],[41]
Expenses Paid, Amount $ 73
Expense Ratio, Percent 1.45%
Net Assets $ 1,178,274,392
Holdings Count | $ / shares 51
Investment Company Portfolio Turnover 23.86%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$1,178,274,392
Total Number of Portfolio Holdings
51
Portfolio Turnover Rate
23.86%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition*  (% of Total Investments)
image
 [42]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R6  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual International Value Fund
Class Name Class R6
Trading Symbol FMEUX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual International Value Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$44
0.87%
[43],[44]
Expenses Paid, Amount $ 44
Expense Ratio, Percent 0.87%
Net Assets $ 1,178,274,392
Holdings Count | $ / shares 51
Investment Company Portfolio Turnover 23.86%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$1,178,274,392
Total Number of Portfolio Holdings
51
Portfolio Turnover Rate
23.86%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition*  (% of Total Investments)
image
 [45]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class Z  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Quest Fund
Class Name Class Z
Trading Symbol MQIFX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Quest Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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 Z
$39
0.76%
[46],[47]
Expenses Paid, Amount $ 39
Expense Ratio, Percent 0.76%
Net Assets $ 2,726,286,914
Holdings Count | $ / shares 91
Investment Company Portfolio Turnover 30.05%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$2,726,286,914
Total Number of Portfolio Holdings (excludes derivatives, except purchased options, if any)
91
Portfolio Turnover Rate
30.05%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [48]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class A  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Quest Fund
Class Name Class A
Trading Symbol TEQIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Quest Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$52
1.01%
[49],[50]
Expenses Paid, Amount $ 52
Expense Ratio, Percent 1.01%
Net Assets $ 2,726,286,914
Holdings Count | $ / shares 91
Investment Company Portfolio Turnover 30.05%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$2,726,286,914
Total Number of Portfolio Holdings (excludes derivatives, except purchased options, if any)
91
Portfolio Turnover Rate
30.05%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [51]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class C  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Quest Fund
Class Name Class C
Trading Symbol TEMQX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Quest Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$90
1.76%
[52],[53]
Expenses Paid, Amount $ 90
Expense Ratio, Percent 1.76%
Net Assets $ 2,726,286,914
Holdings Count | $ / shares 91
Investment Company Portfolio Turnover 30.05%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$2,726,286,914
Total Number of Portfolio Holdings (excludes derivatives, except purchased options, if any)
91
Portfolio Turnover Rate
30.05%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [54]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Quest Fund
Class Name Class R
Trading Symbol FMQSX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Quest Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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 R
$64
1.26%
[55],[56]
Expenses Paid, Amount $ 64
Expense Ratio, Percent 1.26%
Net Assets $ 2,726,286,914
Holdings Count | $ / shares 91
Investment Company Portfolio Turnover 30.05%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$2,726,286,914
Total Number of Portfolio Holdings (excludes derivatives, except purchased options, if any)
91
Portfolio Turnover Rate
30.05%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [57]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R6  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Quest Fund
Class Name Class R6
Trading Symbol FMQRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Quest Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$37
0.72%
[58],[59]
Expenses Paid, Amount $ 37
Expense Ratio, Percent 0.72%
Net Assets $ 2,726,286,914
Holdings Count | $ / shares 91
Investment Company Portfolio Turnover 30.05%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$2,726,286,914
Total Number of Portfolio Holdings (excludes derivatives, except purchased options, if any)
91
Portfolio Turnover Rate
30.05%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [60]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class Z  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Shares Fund
Class Name Class Z
Trading Symbol MUTHX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Shares Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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 Z
$39
0.76%
[61],[62]
Expenses Paid, Amount $ 39
Expense Ratio, Percent 0.76%
Net Assets $ 6,961,320,527
Holdings Count | $ / shares 59
Investment Company Portfolio Turnover 30.49%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$6,961,320,527
Total Number of Portfolio Holdings
59
Portfolio Turnover Rate
30.49%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition*,† (% of Total Investments)
image
 [63],[64]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class A  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Shares Fund
Class Name Class A
Trading Symbol TESIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Shares Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$51
1.01%
[65],[66]
Expenses Paid, Amount $ 51
Expense Ratio, Percent 1.01%
Net Assets $ 6,961,320,527
Holdings Count | $ / shares 59
Investment Company Portfolio Turnover 30.49%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$6,961,320,527
Total Number of Portfolio Holdings
59
Portfolio Turnover Rate
30.49%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition*,† (% of Total Investments)
image
 [67],[68]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class C  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Shares Fund
Class Name Class C
Trading Symbol TEMTX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Shares Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$89
1.76%
[69],[70]
Expenses Paid, Amount $ 89
Expense Ratio, Percent 1.76%
Net Assets $ 6,961,320,527
Holdings Count | $ / shares 59
Investment Company Portfolio Turnover 30.49%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$6,961,320,527
Total Number of Portfolio Holdings
59
Portfolio Turnover Rate
30.49%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition*,† (% of Total Investments)
image
 [71],[72]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Shares Fund
Class Name Class R
Trading Symbol TESRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Shares Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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 R
$64
1.26%
[73],[74]
Expenses Paid, Amount $ 64
Expense Ratio, Percent 1.26%
Net Assets $ 6,961,320,527
Holdings Count | $ / shares 59
Investment Company Portfolio Turnover 30.49%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$6,961,320,527
Total Number of Portfolio Holdings
59
Portfolio Turnover Rate
30.49%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition*,† (% of Total Investments)
image
 [75],[76]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R6  
Shareholder Report [Line Items]  
Fund Name Franklin Mutual Shares Fund
Class Name Class R6
Trading Symbol FMSHX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Mutual Shares Fund for the period January 1, 2026, to June 30, 2026.
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) DIAL BEN/342-5236.
Additional Information Phone Number (800) DIAL BEN/342-5236
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
$36
0.71%
[77],[78]
Expenses Paid, Amount $ 36
Expense Ratio, Percent 0.71%
Net Assets $ 6,961,320,527
Holdings Count | $ / shares 59
Investment Company Portfolio Turnover 30.49%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$6,961,320,527
Total Number of Portfolio Holdings
59
Portfolio Turnover Rate
30.49%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition*,† (% of Total Investments)
image
 [79],[80]
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.  
[13]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[14]
† Annualized.
[15]
* Does not include derivatives, except purchased options, if any.  
[16]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[17]
† Annualized.
[18]
* Does not include derivatives, except purchased options, if any.  
[19]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[20]
† Annualized.
[21]
* Does not include derivatives, except purchased options, if any.  
[22]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[23]
† Annualized.
[24]
* Does not include derivatives, except purchased options, if any.  
[25]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[26]
† Annualized.
[27]
* Does not include derivatives, except purchased options, if any.  
[28]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[29]
† Annualized.
[30]
* Does not include derivatives, except purchased options, if any.  
[31]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[32]
† Annualized.
[33]
* Does not include derivatives, except purchased options, if any.  
[34]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[35]
† Annualized.
[36]
* Does not include derivatives, except purchased options, if any.  
[37]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[38]
† Annualized.
[39]
* Does not include derivatives, except purchased options, if any.  
[40]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[41]
† Annualized.
[42]
* Does not include derivatives, except purchased options, if any.  
[43]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[44]
† Annualized.
[45]
* Does not include derivatives, except purchased options, if any.  
[46]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[47]
† Annualized.
[48]
* Does not include derivatives, except purchased options, if any.  
[49]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[50]
† Annualized.
[51]
* Does not include derivatives, except purchased options, if any.  
[52]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[53]
† Annualized.
[54]
* Does not include derivatives, except purchased options, if any.  
[55]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[56]
† Annualized.
[57]
* Does not include derivatives, except purchased options, if any.  
[58]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[59]
† Annualized.
[60]
* Does not include derivatives, except purchased options, if any.  
[61]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[62]
† Annualized.
[63]
* Does not include derivatives, except purchased options, if any.  
[64]
† Certain categories may represent less than 0.1%.
[65]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[66]
† Annualized.
[67]
* Does not include derivatives, except purchased options, if any.  
[68]
† Certain categories may represent less than 0.1%.
[69]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[70]
† Annualized.
[71]
* Does not include derivatives, except purchased options, if any.  
[72]
† Certain categories may represent less than 0.1%.
[73]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[74]
† Annualized.
[75]
* Does not include derivatives, except purchased options, if any.  
[76]
† Certain categories may represent less than 0.1%.
[77]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[78]
† Annualized.
[79]
* Does not include derivatives, except purchased options, if any.  
[80]
† Certain categories may represent less than 0.1%.