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POLICYHOLDER ACCOUNT BALANCES - Guaranteed Minimum Interest Rates (Details)
$ in Millions
Jun. 30, 2024
USD ($)
Dec. 31, 2023
USD ($)
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
UL    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 5,098 $ 5,170
UL | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 6 $ 6
UL | 0% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 0.00% 0.00%
UL | 0% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.50% 1.50%
UL | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 1,025 $ 1,022
UL | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.51% 1.51%
UL | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
UL | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 4,067 $ 4,142
UL | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
UL | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 3,484 $ 3,576
UL | At Guaranteed Minimum | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
UL | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 29 61
UL | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 3,455 3,515
UL | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 700 696
UL | 1 Basis Point - 50 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
UL | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 88 69
UL | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 612 627
UL | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 366 462
UL | 51 Basis Points - 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
UL | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 366 462
UL | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
UL | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 548 436
UL | Greater Than 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 6 6
UL | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 542 430
UL | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
VUL    
Policyholder Account Balance [Line Items]    
Policyholder account value 3,758 3,770
VUL | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 53 $ 41
VUL | 0% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 0.00% 0.00%
VUL | 0% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.50% 1.50%
VUL | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 488 $ 470
VUL | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.51% 1.51%
VUL | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
VUL | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 3,217 $ 3,259
VUL | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
VUL | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 3,261 $ 3,301
VUL | At Guaranteed Minimum | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 10 8
VUL | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 34 34
VUL | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 3,217 3,259
VUL | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 342 417
VUL | 1 Basis Point - 50 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 5 9
VUL | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 337 408
VUL | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
VUL | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 141 46
VUL | 51 Basis Points - 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 24 18
VUL | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 117 28
VUL | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
VUL | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 14 6
VUL | Greater Than 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 14 6
VUL | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
VUL | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Legacy    
Policyholder Account Balance [Line Items]    
Policyholder account value 532 573
GMxB Legacy | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 76 $ 91
GMxB Legacy | 0% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 0.00% 0.00%
GMxB Legacy | 0% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.50% 1.50%
GMxB Legacy | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 20 $ 21
GMxB Legacy | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.51% 1.51%
GMxB Legacy | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
GMxB Legacy | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 436 $ 461
GMxB Legacy | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
GMxB Legacy | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 529 $ 557
GMxB Legacy | At Guaranteed Minimum | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 73 75
GMxB Legacy | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 20 21
GMxB Legacy | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 436 461
GMxB Legacy | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 3 16
GMxB Legacy | 1 Basis Point - 50 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 3 16
GMxB Legacy | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Legacy | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Legacy | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Legacy | 51 Basis Points - 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Legacy | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Legacy | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Legacy | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Legacy | Greater Than 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Legacy | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Legacy | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Core    
Policyholder Account Balance [Line Items]    
Policyholder account value 209 220
GMxB Core | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 185 $ 200
GMxB Core | 0% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 0.00% 0.00%
GMxB Core | 0% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.50% 1.50%
GMxB Core | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 12 $ 13
GMxB Core | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.51% 1.51%
GMxB Core | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
GMxB Core | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 12 $ 7
GMxB Core | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
GMxB Core | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 37 $ 33
GMxB Core | At Guaranteed Minimum | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 13 13
GMxB Core | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 12 13
GMxB Core | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 12 7
GMxB Core | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 172 187
GMxB Core | 1 Basis Point - 50 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 172 187
GMxB Core | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Core | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Core | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Core | 51 Basis Points - 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Core | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Core | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Core | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Core | Greater Than 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Core | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
GMxB Core | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Individual    
Policyholder Account Balance [Line Items]    
Policyholder account value 2,181 2,321
EQUI-VEST Individual | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 254 $ 267
EQUI-VEST Individual | 0% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 0.00% 0.00%
EQUI-VEST Individual | 0% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.50% 1.50%
EQUI-VEST Individual | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 40 $ 43
EQUI-VEST Individual | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.51% 1.51%
EQUI-VEST Individual | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
EQUI-VEST Individual | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 1,887 $ 2,011
EQUI-VEST Individual | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
EQUI-VEST Individual | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 1,972 $ 2,103
EQUI-VEST Individual | At Guaranteed Minimum | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 45 49
EQUI-VEST Individual | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 40 43
EQUI-VEST Individual | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 1,887 2,011
EQUI-VEST Individual | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 209 218
EQUI-VEST Individual | 1 Basis Point - 50 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 209 218
EQUI-VEST Individual | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Individual | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Individual | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Individual | 51 Basis Points - 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Individual | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Individual | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Individual | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Individual | Greater Than 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Individual | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Individual | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Group    
Policyholder Account Balance [Line Items]    
Policyholder account value 10,133 10,417
EQUI-VEST Group | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 3,432 $ 3,462
EQUI-VEST Group | 0% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 0.00% 0.00%
EQUI-VEST Group | 0% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.50% 1.50%
EQUI-VEST Group | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 349 $ 345
EQUI-VEST Group | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.51% 1.51%
EQUI-VEST Group | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
EQUI-VEST Group | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 6,352 $ 6,610
EQUI-VEST Group | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
EQUI-VEST Group | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 7,447 $ 7,728
EQUI-VEST Group | At Guaranteed Minimum | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 746 773
EQUI-VEST Group | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 349 345
EQUI-VEST Group | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 6,352 6,610
EQUI-VEST Group | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 2,372 2,338
EQUI-VEST Group | 1 Basis Point - 50 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 2,372 2,338
EQUI-VEST Group | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Group | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Group | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 35 36
EQUI-VEST Group | 51 Basis Points - 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 35 36
EQUI-VEST Group | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Group | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Group | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 279 315
EQUI-VEST Group | Greater Than 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 279 315
EQUI-VEST Group | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
EQUI-VEST Group | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Momentum    
Policyholder Account Balance [Line Items]    
Policyholder account value 575 607
Momentum | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 380 $ 395
Momentum | 0% - 1.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 0.00% 0.00%
Momentum | 0% - 1.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.50% 1.50%
Momentum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 123 $ 139
Momentum | 1.51% - 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 1.51% 1.51%
Momentum | 1.51% - 2.50% | Maximum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
Momentum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 72 $ 73
Momentum | Greater than 2.50% | Minimum    
Policyholder Account Balance [Line Items]    
Guaranteed minimum credit rating 2.50% 2.50%
Momentum | At Guaranteed Minimum    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 189 $ 206
Momentum | At Guaranteed Minimum | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Momentum | At Guaranteed Minimum | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 122 138
Momentum | At Guaranteed Minimum | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 67 68
Momentum | 1 Basis Point - 50 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 14 13
Momentum | 1 Basis Point - 50 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 13 12
Momentum | 1 Basis Point - 50 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 1 1
Momentum | 1 Basis Point - 50 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Momentum | 51 Basis Points - 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 320 335
Momentum | 51 Basis Points - 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 315 330
Momentum | 51 Basis Points - 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Momentum | 51 Basis Points - 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 5 5
Momentum | Greater Than 150 Basis Points Above    
Policyholder Account Balance [Line Items]    
Policyholder account value 52 53
Momentum | Greater Than 150 Basis Points Above | 0% - 1.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 52 53
Momentum | Greater Than 150 Basis Points Above | 1.51% - 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value 0 0
Momentum | Greater Than 150 Basis Points Above | Greater than 2.50%    
Policyholder Account Balance [Line Items]    
Policyholder account value $ 0 $ 0