XML 32 R2.htm IDEA: XBRL DOCUMENT v3.26.3
Shareholder Report
 6 Months Ended
Jul. 31, 2026
USD ($)
$ / shares
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Legg Mason Partners Investment Trust
Entity Central Index Key 0000880366
Entity Investment Company Type N-1A
Document Period End Date Jul. 31, 2026
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Class A  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Growth Fund
Class Name Class A
Trading Symbol SCHAX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 A1
$20
0.38%
[1],[2]
Expenses Paid, Amount $ 20 [1]
Expense Ratio, Percent 0.38% [1]
Net Assets $ 971,953,143
Holdings Count | $ / shares 15
Investment Company Portfolio Turnover 20.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$971,953,143
Total Number of Portfolio Holdings
15
Portfolio Turnover Rate
20%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [3]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class C  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Growth Fund
Class Name Class C
Trading Symbol SCHCX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 C1
$56
1.10%
[4],[5]
Expenses Paid, Amount $ 56 [4]
Expense Ratio, Percent 1.10% [4]
Net Assets $ 971,953,143
Holdings Count | $ / shares 15
Investment Company Portfolio Turnover 20.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$971,953,143
Total Number of Portfolio Holdings
15
Portfolio Turnover Rate
20%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [6]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Growth Fund
Class Name Class R
Trading Symbol LLLRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 R1
$36
0.71%
[7],[8]
Expenses Paid, Amount $ 36 [7]
Expense Ratio, Percent 0.71% [7]
Net Assets $ 971,953,143
Holdings Count | $ / shares 15
Investment Company Portfolio Turnover 20.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$971,953,143
Total Number of Portfolio Holdings
15
Portfolio Turnover Rate
20%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [9]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class I  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Growth Fund
Class Name Class I
Trading Symbol LANIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 I1
$7
0.14%
[10],[11]
Expenses Paid, Amount $ 7 [10]
Expense Ratio, Percent 0.14% [10]
Net Assets $ 971,953,143
Holdings Count | $ / shares 15
Investment Company Portfolio Turnover 20.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$971,953,143
Total Number of Portfolio Holdings
15
Portfolio Turnover Rate
20%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [12]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class A  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Moderate Growth Fund
Class Name Class A
Trading Symbol SCGRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Moderate Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 A1
$20
0.40%
[13],[14]
Expenses Paid, Amount $ 20 [13]
Expense Ratio, Percent 0.40% [13]
Net Assets $ 555,748,875
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 18.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$555,748,875
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
18%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [15]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class C  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Moderate Growth Fund
Class Name Class C
Trading Symbol SCGCX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Moderate Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 C1
$58
1.14%
[16],[17]
Expenses Paid, Amount $ 58 [16]
Expense Ratio, Percent 1.14% [16]
Net Assets $ 555,748,875
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 18.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$555,748,875
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
18%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [18]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Moderate Growth Fund
Class Name Class R
Trading Symbol LLMRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Moderate Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 R1
$41
0.80%
[19],[20],[21]
Expenses Paid, Amount $ 41 [19]
Expense Ratio, Percent 0.80% [19]
Net Assets $ 555,748,875
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 18.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$555,748,875
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
18%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [22]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class I  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Moderate Growth Fund
Class Name Class I
Trading Symbol LLAIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Moderate Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 I1
$7
0.14%
[23],[24]
Expenses Paid, Amount $ 7 [23]
Expense Ratio, Percent 0.14% [23]
Net Assets $ 555,748,875
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 18.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$555,748,875
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
18%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [25]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class A  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Conservative Growth Fund
Class Name Class A
Trading Symbol SBBAX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Conservative Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 A1
$22
0.43%
[26],[27]
Expenses Paid, Amount $ 22 [26]
Expense Ratio, Percent 0.43% [26]
Net Assets $ 304,857,374
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$304,857,374
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
16%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition*  (% of Total Investments)
image
 [28]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class C  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Conservative Growth Fund
Class Name Class C
Trading Symbol SCBCX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Conservative Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 C1
$60
1.19%
[29],[30]
Expenses Paid, Amount $ 60 [29]
Expense Ratio, Percent 1.19% [29]
Net Assets $ 304,857,374
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$304,857,374
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
16%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition*  (% of Total Investments)
image
 [31]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Conservative Growth Fund
Class Name Class R
Trading Symbol LLARX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Conservative Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 R1
$39
0.78%
[32],[33]
Expenses Paid, Amount $ 39 [32]
Expense Ratio, Percent 0.78% [32]
Net Assets $ 304,857,374
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$304,857,374
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
16%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition*  (% of Total Investments)
image
 [34]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class I  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Conservative Growth Fund
Class Name Class I
Trading Symbol LMEIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Conservative Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 I1
$8
0.15%
[35],[36]
Expenses Paid, Amount $ 8 [35]
Expense Ratio, Percent 0.15% [35]
Net Assets $ 304,857,374
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$304,857,374
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
16%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition*  (% of Total Investments)
image
 [37]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class A  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Defensive Growth Fund
Class Name Class A
Trading Symbol SBCPX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Defensive Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 A1
$28
0.56%
[38],[39]
Expenses Paid, Amount $ 28 [38]
Expense Ratio, Percent 0.56% [38]
Net Assets $ 102,531,910
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 15.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$102,531,910
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
15%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [40]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class C  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Defensive Growth Fund
Class Name Class C
Trading Symbol LWLAX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Defensive Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 C1
$70
1.40%
[41],[42]
Expenses Paid, Amount $ 70 [41]
Expense Ratio, Percent 1.40% [41]
Net Assets $ 102,531,910
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 15.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$102,531,910
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
15%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [43]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class R  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Defensive Growth Fund
Class Name Class R
Trading Symbol LMLRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Defensive Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 R1
$37
0.74%
[44],[45]
Expenses Paid, Amount $ 37 [44]
Expense Ratio, Percent 0.74% [44]
Net Assets $ 102,531,910
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 15.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$102,531,910
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
15%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [46]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
Class I  
Shareholder Report [Line Items]  
Fund Name Franklin Multi-Asset Defensive Growth Fund
Class Name Class I
Trading Symbol LMGIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Franklin Multi-Asset Defensive Growth Fund for the period  February 1, 2026, to July 31, 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 877-6LM-FUND/656-3863.
Additional Information Phone Number 877-6LM-FUND/656-3863
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 I1
$13
0.25%
[47],[48],[49]
Expenses Paid, Amount $ 13 [47]
Expense Ratio, Percent 0.25% [47]
Net Assets $ 102,531,910
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 15.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of July 31, 2026)
Total Net Assets
$102,531,910
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
15%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of July 31, 2026)
Portfolio Composition* (% of Total Investments)
image
 [50]
Updated Prospectus Web Address https://www.franklintempleton.com/regulatory-fund-documents
[1]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[2]
† Annualized.
[3]
* Does not include derivatives, except purchased options, if any.  
[4]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[5]
† Annualized.
[6]
* Does not include derivatives, except purchased options, if any.  
[7]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[8]
† Annualized.
[9]
* Does not include derivatives, except purchased options, if any.  
[10]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[11]
† Annualized.
[12]
* Does not include derivatives, except purchased options, if any.  
[13]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[14]
† Annualized.
[15]
* Does not include derivatives, except purchased options, if any.  
[16]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[17]
† Annualized.
[18]
* Does not include derivatives, except purchased options, if any.  
[19]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[20]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[21]
† Annualized.
[22]
* Does not include derivatives, except purchased options, if any.  
[23]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[24]
† Annualized.
[25]
* Does not include derivatives, except purchased options, if any.  
[26]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[27]
† Annualized.
[28]
* Does not include derivatives, except purchased options, if any.  
[29]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[30]
† Annualized.
[31]
* Does not include derivatives, except purchased options, if any.  
[32]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[33]
† Annualized.
[34]
* Does not include derivatives, except purchased options, if any.  
[35]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[36]
† Annualized.
[37]
* Does not include derivatives, except purchased options, if any.  
[38]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[39]
† Annualized.
[40]
* Does not include derivatives, except purchased options, if any.  
[41]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[42]
† Annualized.
[43]
* Does not include derivatives, except purchased options, if any.  
[44]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[45]
† Annualized.
[46]
* Does not include derivatives, except purchased options, if any.  
[47]
1 Excludes fees and expenses of the underlying funds in which the Fund invests.
[48]
* Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher.
[49]
† Annualized.
[50]
* Does not include derivatives, except purchased options, if any.