v3.26.3
N-4
May 01, 2026
Prospectus:  
Document Type N-4
Entity Registrant Name TALCOTT RESOLUTION LIFE INSURANCE CO SEPARATE ACCOUNT 11
Entity Central Index Key 0001140019
Entity Investment Company Type N-4
Document Period End Date Oct. 08, 2026
Amendment Flag false
C000055034 [Member]  
Item 17. Investment Options [Line Items]  
Investment Options (N-4) [Text Block]

UNDERLYING
FUND TYPE

UNDERLYING FUND AND ADVISER/SUBADVISER

CURRENT EXPENSES
AVERAGE ANNUAL TOTAL RETURNS (as of December 31, 2025)
1 YEAR
5 YEARS
(or since inception)
10 YEARS
(or since inception)
US Fund Small Growth
Royce Small-Cap Growth Fund - Service Class* (Effective 9/30/2026, Royce Smaller-Companies Growth Fund is renamed Royce Small-Cap Growth Fund)
1.49%19.34%4.39%10.22%
Adviser: Royce & Associates, LP
Subadviser: N/A
* Denotes Underlying Funds and their investment advisers that have entered into temporary expense reimbursements and /or fee waivers. See the prospectus for the Underlying Fund for further information.
Variable Option [Line Items]  
Portfolio Companies [Table Text Block]

UNDERLYING
FUND TYPE

UNDERLYING FUND AND ADVISER/SUBADVISER

CURRENT EXPENSES
AVERAGE ANNUAL TOTAL RETURNS (as of December 31, 2025)
1 YEAR
5 YEARS
(or since inception)
10 YEARS
(or since inception)
US Fund Small Growth
Royce Small-Cap Growth Fund - Service Class* (Effective 9/30/2026, Royce Smaller-Companies Growth Fund is renamed Royce Small-Cap Growth Fund)
1.49%19.34%4.39%10.22%
Adviser: Royce & Associates, LP
Subadviser: N/A
* Denotes Underlying Funds and their investment advisers that have entered into temporary expense reimbursements and /or fee waivers. See the prospectus for the Underlying Fund for further information.
Temporary Fee Reductions, Current Expenses [Text Block]
* Denotes Underlying Funds and their investment advisers that have entered into temporary expense reimbursements and /or fee waivers. See the prospectus for the Underlying Fund for further information.
C000055034 [Member] | C000026028 [Member]  
Variable Option [Line Items]  
Portfolio Company Objective [Text Block]
US Fund Small Growth
Portfolio Company Name [Text Block]
Royce Small-Cap Growth Fund - Service Class* (Effective 9/30/2026, Royce Smaller-Companies Growth Fund is renamed Royce Small-Cap Growth Fund)
Portfolio Company Adviser [Text Block]
Adviser: Royce & Associates, LP
Current Expenses [Percent] 1.49%
Average Annual Total Returns, 1 Year [Percent] 19.34%
Average Annual Total Returns, 5 Years [Percent] 4.39%
Average Annual Total Returns, 10 Years [Percent] 10.22%