Separate Account Assets Fair Value (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Fair Value, Separate Account Investment [Line Items]
Separate account assets	$ 148,809	$ 144,634
Other invested assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	6,126	6,265
Separate Account, Debt Security | Materials
Fair Value, Separate Account Investment [Line Items]
Separate account assets	132	144
Separate Account, Debt Security | Communications
Fair Value, Separate Account Investment [Line Items]
Separate account assets	827	904
Separate Account, Debt Security | Consumer
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,959	1,929
Separate Account, Debt Security | Energy
Fair Value, Separate Account Investment [Line Items]
Separate account assets	938	1,018
Separate Account, Debt Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	8,952	9,687
Separate Account, Debt Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	4,577	4,403
Separate Account, Debt Security | Foreign
Fair Value, Separate Account Investment [Line Items]
Separate account assets	5,228	5,055
Separate Account, Debt Security | Technology
Fair Value, Separate Account Investment [Line Items]
Separate account assets	533	550
Separate Account, Debt Security | Foreign government
Fair Value, Separate Account Investment [Line Items]
Separate account assets	5,442	5,388
Separate Account, Debt Security | U.S. government and agency
Fair Value, Separate Account Investment [Line Items]
Separate account assets	22,122	19,611
Separate Account, Debt Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,403	1,389
Separate Account, Debt Security | Municipals
Fair Value, Separate Account Investment [Line Items]
Separate account assets	328	424
Separate Account, Debt Security | Total corporate bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	23,146	23,690
Separate Account, Debt Security | Total bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	52,441	50,502
Separate Account, Debt Security | Mortgage-backed securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	9,412	9,706
Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2,388	2,586
Separate Account, Debt Security | Redeemable preferred stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	9	9
Separate Account, Debt Security | Total fixed maturity securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	64,250	62,803
Separate Account, Equity Security
Fair Value, Separate Account Investment [Line Items]
Separate account assets	72,489	68,439
Separate Account, Equity Security | Non-redeemable preferred Stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	130	115
Separate Account, Equity Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,883	1,733
Separate Account, Equity Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	8,063	8,202
Separate Account, Equity Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	220	158
Separate Account, Equity Security | Mutual funds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	62,193	58,231
Investments
Fair Value, Separate Account Investment [Line Items]
Separate account assets	142,865	137,507
Other Assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	5,944	7,127
RIS
Fair Value, Separate Account Investment [Line Items]
Separate account assets	52,538	53,093
RIS | Other invested assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,372	1,620
RIS | Separate Account, Debt Security | Materials
Fair Value, Separate Account Investment [Line Items]
Separate account assets	131	144
RIS | Separate Account, Debt Security | Communications
Fair Value, Separate Account Investment [Line Items]
Separate account assets	807	893
RIS | Separate Account, Debt Security | Consumer
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,910	1,882
RIS | Separate Account, Debt Security | Energy
Fair Value, Separate Account Investment [Line Items]
Separate account assets	822	911
RIS | Separate Account, Debt Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2,697	2,717
RIS | Separate Account, Debt Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	748	764
RIS | Separate Account, Debt Security | Foreign
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,935	1,920
RIS | Separate Account, Debt Security | Technology
Fair Value, Separate Account Investment [Line Items]
Separate account assets	531	547
RIS | Separate Account, Debt Security | Foreign government
Fair Value, Separate Account Investment [Line Items]
Separate account assets	508	509
RIS | Separate Account, Debt Security | U.S. government and agency
Fair Value, Separate Account Investment [Line Items]
Separate account assets	9,875	9,673
RIS | Separate Account, Debt Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,157	1,077
RIS | Separate Account, Debt Security | Municipals
Fair Value, Separate Account Investment [Line Items]
Separate account assets	295	380
RIS | Separate Account, Debt Security | Total corporate bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	9,581	9,778
RIS | Separate Account, Debt Security | Total bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	21,416	21,417
RIS | Separate Account, Debt Security | Mortgage-backed securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	9,372	9,671
RIS | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2,357	2,557
RIS | Separate Account, Debt Security | Redeemable preferred stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	9	9
RIS | Separate Account, Debt Security | Total fixed maturity securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	33,154	33,654
RIS | Separate Account, Equity Security
Fair Value, Separate Account Investment [Line Items]
Separate account assets	12,664	11,726
RIS | Separate Account, Equity Security | Non-redeemable preferred Stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
RIS | Separate Account, Equity Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	730	731
RIS | Separate Account, Equity Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2,426	2,411
RIS | Separate Account, Equity Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	73	67
RIS | Separate Account, Equity Security | Mutual funds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	9,435	8,517
RIS | Investments
Fair Value, Separate Account Investment [Line Items]
Separate account assets	47,190	47,000
RIS | Other Assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	5,348	6,093
Asia
Fair Value, Separate Account Investment [Line Items]
Separate account assets	9,221	9,187
Asia | Other invested assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	369	403
Asia | Separate Account, Debt Security | Materials
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Asia | Separate Account, Debt Security | Communications
Fair Value, Separate Account Investment [Line Items]
Separate account assets	16	8
Asia | Separate Account, Debt Security | Consumer
Fair Value, Separate Account Investment [Line Items]
Separate account assets	38	39
Asia | Separate Account, Debt Security | Energy
Fair Value, Separate Account Investment [Line Items]
Separate account assets	113	105
Asia | Separate Account, Debt Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	558	551
Asia | Separate Account, Debt Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	68	38
Asia | Separate Account, Debt Security | Foreign
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Asia | Separate Account, Debt Security | Technology
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Asia | Separate Account, Debt Security | Foreign government
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,271	1,190
Asia | Separate Account, Debt Security | U.S. government and agency
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Asia | Separate Account, Debt Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	239	308
Asia | Separate Account, Debt Security | Municipals
Fair Value, Separate Account Investment [Line Items]
Separate account assets	20	31
Asia | Separate Account, Debt Security | Total corporate bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	793	741
Asia | Separate Account, Debt Security | Total bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2,323	2,270
Asia | Separate Account, Debt Security | Mortgage-backed securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Asia | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)
Fair Value, Separate Account Investment [Line Items]
Separate account assets	18	18
Asia | Separate Account, Debt Security | Redeemable preferred stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Asia | Separate Account, Debt Security | Total fixed maturity securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2,341	2,288
Asia | Separate Account, Equity Security
Fair Value, Separate Account Investment [Line Items]
Separate account assets	6,057	5,993
Asia | Separate Account, Equity Security | Non-redeemable preferred Stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	130	115
Asia | Separate Account, Equity Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	333	269
Asia | Separate Account, Equity Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2,417	2,661
Asia | Separate Account, Equity Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	24	19
Asia | Separate Account, Equity Security | Mutual funds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	3,153	2,929
Asia | Investments
Fair Value, Separate Account Investment [Line Items]
Separate account assets	8,767	8,684
Asia | Other Assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	454	503
Latin America
Fair Value, Separate Account Investment [Line Items]
Separate account assets	44,158	41,320
Latin America | Other invested assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	4,287	4,212
Latin America | Separate Account, Debt Security | Materials
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Debt Security | Communications
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Debt Security | Consumer
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Debt Security | Energy
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Debt Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	5,371	6,006
Latin America | Separate Account, Debt Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	3,759	3,598
Latin America | Separate Account, Debt Security | Foreign
Fair Value, Separate Account Investment [Line Items]
Separate account assets	3,227	3,095
Latin America | Separate Account, Debt Security | Technology
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Debt Security | Foreign government
Fair Value, Separate Account Investment [Line Items]
Separate account assets	524	1,051
Latin America | Separate Account, Debt Security | U.S. government and agency
Fair Value, Separate Account Investment [Line Items]
Separate account assets	12,228	9,920
Latin America | Separate Account, Debt Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Debt Security | Municipals
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Debt Security | Total corporate bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	12,357	12,699
Latin America | Separate Account, Debt Security | Total bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	25,109	23,670
Latin America | Separate Account, Debt Security | Mortgage-backed securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Debt Security | Redeemable preferred stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Debt Security | Total fixed maturity securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	25,109	23,670
Latin America | Separate Account, Equity Security
Fair Value, Separate Account Investment [Line Items]
Separate account assets	14,690	12,944
Latin America | Separate Account, Equity Security | Non-redeemable preferred Stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Equity Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	442	392
Latin America | Separate Account, Equity Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2,413	2,453
Latin America | Separate Account, Equity Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Latin America | Separate Account, Equity Security | Mutual funds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	11,835	10,099
Latin America | Investments
Fair Value, Separate Account Investment [Line Items]
Separate account assets	44,086	40,826
Latin America | Other Assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	72	494
EMEA
Fair Value, Separate Account Investment [Line Items]
Separate account assets	5,174	4,327
EMEA | Other invested assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	98	30
EMEA | Separate Account, Debt Security | Materials
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Communications
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Consumer
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Energy
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	307	398
EMEA | Separate Account, Debt Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Foreign
Fair Value, Separate Account Investment [Line Items]
Separate account assets	54	27
EMEA | Separate Account, Debt Security | Technology
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Foreign government
Fair Value, Separate Account Investment [Line Items]
Separate account assets	3,139	2,638
EMEA | Separate Account, Debt Security | U.S. government and agency
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Municipals
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Total corporate bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	361	425
EMEA | Separate Account, Debt Security | Total bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	3,500	3,063
EMEA | Separate Account, Debt Security | Mortgage-backed securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Redeemable preferred stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Debt Security | Total fixed maturity securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	3,500	3,063
EMEA | Separate Account, Equity Security
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,508	1,199
EMEA | Separate Account, Equity Security | Non-redeemable preferred Stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
EMEA | Separate Account, Equity Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	378	341
EMEA | Separate Account, Equity Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	807	677
EMEA | Separate Account, Equity Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	123	72
EMEA | Separate Account, Equity Security | Mutual funds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	200	109
EMEA | Investments
Fair Value, Separate Account Investment [Line Items]
Separate account assets	5,106	4,292
EMEA | Other Assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	68	35
MetLife Holdings
Fair Value, Separate Account Investment [Line Items]
Separate account assets	36,398	35,548
MetLife Holdings | Other invested assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
MetLife Holdings | Separate Account, Debt Security | Materials
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1	0
MetLife Holdings | Separate Account, Debt Security | Communications
Fair Value, Separate Account Investment [Line Items]
Separate account assets	4	3
MetLife Holdings | Separate Account, Debt Security | Consumer
Fair Value, Separate Account Investment [Line Items]
Separate account assets	11	8
MetLife Holdings | Separate Account, Debt Security | Energy
Fair Value, Separate Account Investment [Line Items]
Separate account assets	3	2
MetLife Holdings | Separate Account, Debt Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	19	15
MetLife Holdings | Separate Account, Debt Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2	3
MetLife Holdings | Separate Account, Debt Security | Foreign
Fair Value, Separate Account Investment [Line Items]
Separate account assets	12	13
MetLife Holdings | Separate Account, Debt Security | Technology
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2	3
MetLife Holdings | Separate Account, Debt Security | Foreign government
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
MetLife Holdings | Separate Account, Debt Security | U.S. government and agency
Fair Value, Separate Account Investment [Line Items]
Separate account assets	19	18
MetLife Holdings | Separate Account, Debt Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	7	4
MetLife Holdings | Separate Account, Debt Security | Municipals
Fair Value, Separate Account Investment [Line Items]
Separate account assets	13	13
MetLife Holdings | Separate Account, Debt Security | Total corporate bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	54	47
MetLife Holdings | Separate Account, Debt Security | Total bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	93	82
MetLife Holdings | Separate Account, Debt Security | Mortgage-backed securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	40	35
MetLife Holdings | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)
Fair Value, Separate Account Investment [Line Items]
Separate account assets	13	11
MetLife Holdings | Separate Account, Debt Security | Redeemable preferred stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
MetLife Holdings | Separate Account, Debt Security | Total fixed maturity securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	146	128
MetLife Holdings | Separate Account, Equity Security
Fair Value, Separate Account Investment [Line Items]
Separate account assets	36,250	35,418
MetLife Holdings | Separate Account, Equity Security | Non-redeemable preferred Stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
MetLife Holdings | Separate Account, Equity Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
MetLife Holdings | Separate Account, Equity Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
MetLife Holdings | Separate Account, Equity Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
MetLife Holdings | Separate Account, Equity Security | Mutual funds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	36,250	35,418
MetLife Holdings | Investments
Fair Value, Separate Account Investment [Line Items]
Separate account assets	36,396	35,546
MetLife Holdings | Other Assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	2	2
Group Benefits
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,320	1,159
Group Benefits | Other invested assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Materials
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Communications
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Consumer
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Energy
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Foreign
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Technology
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Foreign government
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | U.S. government and agency
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Municipals
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Total corporate bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Total bonds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Mortgage-backed securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Redeemable preferred stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Debt Security | Total fixed maturity securities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Equity Security
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,320	1,159
Group Benefits | Separate Account, Equity Security | Non-redeemable preferred Stock
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Equity Security | Financial Services Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Equity Security | Commercial and Industrial Sector
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Equity Security | Public utilities
Fair Value, Separate Account Investment [Line Items]
Separate account assets	0	0
Group Benefits | Separate Account, Equity Security | Mutual funds
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,320	1,159
Group Benefits | Investments
Fair Value, Separate Account Investment [Line Items]
Separate account assets	1,320	1,159
Group Benefits | Other Assets
Fair Value, Separate Account Investment [Line Items]
Separate account assets	$ 0	$ 0