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POLICYHOLDER ACCOUNT BALANCES - Guaranteed Minimum Interest Rates (Details)
$ in Millions
Jun. 30, 2025
USD ($)
Dec. 31, 2024
USD ($)
1 Basis Point - 50 Basis Points Above | Minimum    
Policyholder Account Balance [Line Items]    
Basis points above guaranteed minimum crediting rate 0.0001 0.0001
1 Basis Point - 50 Basis Points Above | Maximum    
Policyholder Account Balance [Line Items]    
Basis points above guaranteed minimum crediting rate 0.0050 0.0050
51 Basis Points - 150 Basis Points Above | Minimum    
Policyholder Account Balance [Line Items]    
Basis points above guaranteed minimum crediting rate 0.0051 0.0051
51 Basis Points - 150 Basis Points Above | Maximum    
Policyholder Account Balance [Line Items]    
Basis points above guaranteed minimum crediting rate 0.0150 0.0150
Greater Than 150 Basis Points Above | Minimum    
Policyholder Account Balance [Line Items]    
Basis points above guaranteed minimum crediting rate 0.0150 0.0150
Protection Solutions | Universal Life    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 4,944 $ 5,035
Protection Solutions | Universal Life | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 6 $ 6
Protection Solutions | Universal Life | 0.00% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 0.00% 0.00%
Protection Solutions | Universal Life | 0.00% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.50% 1.50%
Protection Solutions | Universal Life | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 1,020 $ 1,029
Protection Solutions | Universal Life | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.51% 1.51%
Protection Solutions | Universal Life | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Protection Solutions | Universal Life | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 3,918 $ 4,000
Protection Solutions | Universal Life | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Protection Solutions | Universal Life | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 3,262 $ 3,402
Protection Solutions | Universal Life | At Guaranteed Minimum | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Protection Solutions | Universal Life | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Protection Solutions | Universal Life | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 3,262 3,402
Protection Solutions | Universal Life | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 744 688
Protection Solutions | Universal Life | 1 Basis Point - 50 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Protection Solutions | Universal Life | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 88 90
Protection Solutions | Universal Life | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 656 598
Protection Solutions | Universal Life | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 277 284
Protection Solutions | Universal Life | 51 Basis Points - 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Protection Solutions | Universal Life | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 277 284
Protection Solutions | Universal Life | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Protection Solutions | Universal Life | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 661 661
Protection Solutions | Universal Life | Greater Than 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 6 6
Protection Solutions | Universal Life | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 655 655
Protection Solutions | Universal Life | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Protection Solutions | Variable Universal Life    
Policyholder Account Balance [Line Items]    
Policyholder account value 4,511 4,477
Protection Solutions | Variable Universal Life | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 189 $ 171
Protection Solutions | Variable Universal Life | 0.00% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 0.00% 0.00%
Protection Solutions | Variable Universal Life | 0.00% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.50% 1.50%
Protection Solutions | Variable Universal Life | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 640 $ 617
Protection Solutions | Variable Universal Life | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.51% 1.51%
Protection Solutions | Variable Universal Life | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Protection Solutions | Variable Universal Life | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 3,682 $ 3,689
Protection Solutions | Variable Universal Life | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Protection Solutions | Variable Universal Life | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 3,704 $ 3,728
Protection Solutions | Variable Universal Life | At Guaranteed Minimum | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 15 24
Protection Solutions | Variable Universal Life | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 38 37
Protection Solutions | Variable Universal Life | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 3,651 3,667
Protection Solutions | Variable Universal Life | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 407 372
Protection Solutions | Variable Universal Life | 1 Basis Point - 50 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 10 13
Protection Solutions | Variable Universal Life | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 370 357
Protection Solutions | Variable Universal Life | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 27 2
Protection Solutions | Variable Universal Life | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 348 337
Protection Solutions | Variable Universal Life | 51 Basis Points - 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 112 94
Protection Solutions | Variable Universal Life | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 232 223
Protection Solutions | Variable Universal Life | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 4 20
Protection Solutions | Variable Universal Life | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 52 40
Protection Solutions | Variable Universal Life | Greater Than 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 52 40
Protection Solutions | Variable Universal Life | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Protection Solutions | Variable Universal Life | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Legacy Segment | GMxB Legacy    
Policyholder Account Balance [Line Items]    
Policyholder account value 453 490
Legacy Segment | GMxB Legacy | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 65 $ 70
Legacy Segment | GMxB Legacy | 0.00% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 0.00% 0.00%
Legacy Segment | GMxB Legacy | 0.00% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.50% 1.50%
Legacy Segment | GMxB Legacy | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 17 $ 19
Legacy Segment | GMxB Legacy | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.51% 1.51%
Legacy Segment | GMxB Legacy | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Legacy Segment | GMxB Legacy | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 371 $ 401
Legacy Segment | GMxB Legacy | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Legacy Segment | GMxB Legacy | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 388 $ 487
Legacy Segment | GMxB Legacy | At Guaranteed Minimum | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 67
Legacy Segment | GMxB Legacy | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 17 19
Legacy Segment | GMxB Legacy | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 371 401
Legacy Segment | GMxB Legacy | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 62 3
Legacy Segment | GMxB Legacy | 1 Basis Point - 50 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 62 3
Legacy Segment | GMxB Legacy | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Legacy Segment | GMxB Legacy | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Legacy Segment | GMxB Legacy | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 3 0
Legacy Segment | GMxB Legacy | 51 Basis Points - 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 3 0
Legacy Segment | GMxB Legacy | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Legacy Segment | GMxB Legacy | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Legacy Segment | GMxB Legacy | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Legacy Segment | GMxB Legacy | Greater Than 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Legacy Segment | GMxB Legacy | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Legacy Segment | GMxB Legacy | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | GMxB Core    
Policyholder Account Balance [Line Items]    
Policyholder account value 206 235
Individual Retirement | GMxB Core | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 158 $ 171
Individual Retirement | GMxB Core | 0.00% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 0.00% 0.00%
Individual Retirement | GMxB Core | 0.00% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.50% 1.50%
Individual Retirement | GMxB Core | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 11 $ 12
Individual Retirement | GMxB Core | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.51% 1.51%
Individual Retirement | GMxB Core | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Individual Retirement | GMxB Core | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 37 $ 52
Individual Retirement | GMxB Core | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Individual Retirement | GMxB Core | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 48 $ 75
Individual Retirement | GMxB Core | At Guaranteed Minimum | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 11
Individual Retirement | GMxB Core | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 11 12
Individual Retirement | GMxB Core | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 37 52
Individual Retirement | GMxB Core | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 10 160
Individual Retirement | GMxB Core | 1 Basis Point - 50 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 10 160
Individual Retirement | GMxB Core | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | GMxB Core | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | GMxB Core | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 148 0
Individual Retirement | GMxB Core | 51 Basis Points - 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 148 0
Individual Retirement | GMxB Core | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | GMxB Core | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | GMxB Core | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | GMxB Core | Greater Than 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | GMxB Core | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | GMxB Core | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | EQUI-VEST Individual    
Policyholder Account Balance [Line Items]    
Policyholder account value 1,932 2,036
Individual Retirement | EQUI-VEST Individual | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 189 $ 240
Individual Retirement | EQUI-VEST Individual | 0.00% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 0.00% 0.00%
Individual Retirement | EQUI-VEST Individual | 0.00% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.50% 1.50%
Individual Retirement | EQUI-VEST Individual | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 79 $ 38
Individual Retirement | EQUI-VEST Individual | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.51% 1.51%
Individual Retirement | EQUI-VEST Individual | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Individual Retirement | EQUI-VEST Individual | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 1,664 $ 1,758
Individual Retirement | EQUI-VEST Individual | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Individual Retirement | EQUI-VEST Individual | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 1,676 $ 1,838
Individual Retirement | EQUI-VEST Individual | At Guaranteed Minimum | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 42
Individual Retirement | EQUI-VEST Individual | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 12 38
Individual Retirement | EQUI-VEST Individual | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 1,664 1,758
Individual Retirement | EQUI-VEST Individual | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 97 198
Individual Retirement | EQUI-VEST Individual | 1 Basis Point - 50 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 30 198
Individual Retirement | EQUI-VEST Individual | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 67 0
Individual Retirement | EQUI-VEST Individual | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | EQUI-VEST Individual | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 159 0
Individual Retirement | EQUI-VEST Individual | 51 Basis Points - 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 159 0
Individual Retirement | EQUI-VEST Individual | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | EQUI-VEST Individual | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | EQUI-VEST Individual | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | EQUI-VEST Individual | Greater Than 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | EQUI-VEST Individual | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Individual Retirement | EQUI-VEST Individual | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | EQUI-VEST Group    
Policyholder Account Balance [Line Items]    
Policyholder account value 9,732 9,827
Group Retirement | EQUI-VEST Group | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 3,402 $ 3,402
Group Retirement | EQUI-VEST Group | 0.00% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 0.00% 0.00%
Group Retirement | EQUI-VEST Group | 0.00% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.50% 1.50%
Group Retirement | EQUI-VEST Group | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 342 $ 349
Group Retirement | EQUI-VEST Group | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.51% 1.51%
Group Retirement | EQUI-VEST Group | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Group Retirement | EQUI-VEST Group | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 5,988 $ 6,076
Group Retirement | EQUI-VEST Group | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Group Retirement | EQUI-VEST Group | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 6,331 $ 7,145
Group Retirement | EQUI-VEST Group | At Guaranteed Minimum | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 1 720
Group Retirement | EQUI-VEST Group | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 342 349
Group Retirement | EQUI-VEST Group | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 5,988 6,076
Group Retirement | EQUI-VEST Group | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 945 2,391
Group Retirement | EQUI-VEST Group | 1 Basis Point - 50 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 945 2,391
Group Retirement | EQUI-VEST Group | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | EQUI-VEST Group | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | EQUI-VEST Group | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 2,194 33
Group Retirement | EQUI-VEST Group | 51 Basis Points - 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 2,194 33
Group Retirement | EQUI-VEST Group | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | EQUI-VEST Group | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | EQUI-VEST Group | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 262 258
Group Retirement | EQUI-VEST Group | Greater Than 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 262 258
Group Retirement | EQUI-VEST Group | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | EQUI-VEST Group | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | Momentum    
Policyholder Account Balance [Line Items]    
Policyholder account value 497 526
Group Retirement | Momentum | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 337 $ 357
Group Retirement | Momentum | 0.00% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 0.00% 0.00%
Group Retirement | Momentum | 0.00% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.50% 1.50%
Group Retirement | Momentum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 100 $ 108
Group Retirement | Momentum | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 1.51% 1.51%
Group Retirement | Momentum | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Group Retirement | Momentum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 60 $ 61
Group Retirement | Momentum | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Range of Guaranteed Minimum Crediting Rate 2.50% 2.50%
Group Retirement | Momentum | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 129 $ 135
Group Retirement | Momentum | At Guaranteed Minimum | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | Momentum | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 74 79
Group Retirement | Momentum | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 55 56
Group Retirement | Momentum | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 26 29
Group Retirement | Momentum | 1 Basis Point - 50 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | Momentum | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 26 29
Group Retirement | Momentum | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | Momentum | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 256 274
Group Retirement | Momentum | 51 Basis Points - 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 251 269
Group Retirement | Momentum | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | Momentum | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 5 5
Group Retirement | Momentum | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 86 88
Group Retirement | Momentum | Greater Than 150 Basis Points Above | 0.00% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 86 88
Group Retirement | Momentum | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Group Retirement | Momentum | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 0 $ 0