FAIR VALUE DISCLOSURES - Quantitative Information about Level 3 (Details) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2022	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Liability for market risk benefits		$ 15,766	$ 21,688
Assets for market risk benefits		490	318
Alliance Bernstein
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value		229
Discounted cash flow \| Alliance Bernstein \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value		$ 247	$ 38
Discount Rate \| Discounted cash flow \| Minimum \| Alliance Bernstein \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.019	0.019
Discount Rate \| Discounted cash flow \| Maximum \| Alliance Bernstein \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.104	0.104
Discount Rate \| Discounted cash flow \| Weighted Average \| Alliance Bernstein \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.045	0.070
Expected Revenue Growth Rate \| Discounted cash flow \| Minimum \| Alliance Bernstein \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.020	0.020
Expected Revenue Growth Rate \| Discounted cash flow \| Maximum \| Alliance Bernstein \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.839	0.839
Expected Revenue Growth Rate \| Discounted cash flow \| Weighted Average \| Alliance Bernstein \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.115	0.119
Corporate \| Matrix Pricing Model \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value		$ 417	$ 258
Corporate \| Market Comparable Companies \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value		$ 1,029	$ 888
Corporate \| Spread Over Benchmark \| Matrix Pricing Model \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0020	0.0020
Corporate \| Spread Over Benchmark \| Matrix Pricing Model \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0797	0.0270
Corporate \| Spread Over Benchmark \| Matrix Pricing Model \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0205	0.0144
Corporate \| EBITDA Multiple \| Market Comparable Companies \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		5.3	4.9
Corporate \| EBITDA Multiple \| Market Comparable Companies \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		35.8	62.3
Corporate \| EBITDA Multiple \| Market Comparable Companies \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		13.6	13.0
Corporate \| Discount Rate \| Market Comparable Companies \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.090	0.062
Corporate \| Discount Rate \| Market Comparable Companies \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.457	0.215
Corporate \| Discount Rate \| Market Comparable Companies \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.119	0.091
Corporate \| Cash Flow Multiples \| Market Comparable Companies \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0	0.5
Corporate \| Cash Flow Multiples \| Market Comparable Companies \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		10.3	10.0
Corporate \| Cash Flow Multiples \| Market Comparable Companies \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		6.1	5.5
Corporate \| Loan to Value \| Market Comparable Companies \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.00000	0.031
Corporate \| Loan to Value \| Market Comparable Companies \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.00404	0.634
Corporate \| Loan to Value \| Market Comparable Companies \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.00120	0.308
Trading Securities, at Fair Value \| Discounted cash flow \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value		$ 55	$ 65
Measurement input	11 years	7 years
Trading Securities, at Fair Value \| Revenue/Earnings Multiple \| Discounted cash flow \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		8.3	7.3
Trading Securities, at Fair Value \| Discount Factor \| Discounted cash flow \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.100	0.1000
Other equity investments \| Market Comparable Companies \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value		$ 4	$ 4
Other equity investments \| Revenue/Earnings Multiple \| Market Comparable Companies \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.5	7.8
Other equity investments \| Revenue/Earnings Multiple \| Market Comparable Companies \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		10.8	10.3
Other equity investments \| Revenue/Earnings Multiple \| Market Comparable Companies \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		2.4	9.5
GMIB Reinsurance Contract Asset \| Discounted cash flow \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value		$ 10,423
GMIB Reinsurance Contract Asset \| Lapse Rate \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0026
GMIB Reinsurance Contract Asset \| Lapse Rate \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.2623
GMIB Reinsurance Contract Asset \| Lapse Rate \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0158
GMIB Reinsurance Contract Asset \| Withdrawal Rate \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0006
GMIB Reinsurance Contract Asset \| Withdrawal Rate \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.1093
GMIB Reinsurance Contract Asset \| Withdrawal Rate \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0069
GMIB Reinsurance Contract Asset \| Utilization Rate \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0004
GMIB Reinsurance Contract Asset \| Utilization Rate \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.6666
GMIB Reinsurance Contract Asset \| Utilization Rate \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0739
GMIB Reinsurance Contract Asset \| Non-Performance Risk \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0054
GMIB Reinsurance Contract Asset \| Non-Performance Risk \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0124
GMIB Reinsurance Contract Asset \| Non-Performance Risk \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0069
GMIB Reinsurance Contract Asset \| Volatility Rate - Equity \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.14
GMIB Reinsurance Contract Asset \| Volatility Rate - Equity \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.32
GMIB Reinsurance Contract Asset \| Volatility Rate - Equity \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.24
GMIB Reinsurance Contract Asset \| Mortality Rate \| Discounted cash flow \| Ages 0 - 40 \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0001
GMIB Reinsurance Contract Asset \| Mortality Rate \| Discounted cash flow \| Ages 0 - 40 \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0017
GMIB Reinsurance Contract Asset \| Mortality Rate \| Discounted cash flow \| Ages 0 - 40 \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0287
GMIB Reinsurance Contract Asset \| Mortality Rate \| Discounted cash flow \| Ages 41 - 60 \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0006
GMIB Reinsurance Contract Asset \| Mortality Rate \| Discounted cash flow \| Ages 41 - 60 \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0052
GMIB Reinsurance Contract Asset \| Mortality Rate \| Discounted cash flow \| Ages 41 - 60 \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0287
GMIB Reinsurance Contract Asset \| Mortality Rate \| Discounted cash flow \| Ages 61 - 115 \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0032
GMIB Reinsurance Contract Asset \| Mortality Rate \| Discounted cash flow \| Ages 61 - 115 \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.4000
GMIB Reinsurance Contract Asset \| Mortality Rate \| Discounted cash flow \| Ages 61 - 115 \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0287
Amounts Due from Reinsurers \| Discounted cash flow \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value			$ 14,074
Amounts Due from Reinsurers \| Lapse Rate \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0026
Amounts Due from Reinsurers \| Lapse Rate \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.2685
Amounts Due from Reinsurers \| Lapse Rate \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0130
Amounts Due from Reinsurers \| Withdrawal Rate \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0019
Amounts Due from Reinsurers \| Withdrawal Rate \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0834
Amounts Due from Reinsurers \| Withdrawal Rate \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0120
Amounts Due from Reinsurers \| Utilization Rate \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0004
Amounts Due from Reinsurers \| Utilization Rate \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.6614
Amounts Due from Reinsurers \| Utilization Rate \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0692
Amounts Due from Reinsurers \| Non-Performance Risk \| Discounted cash flow \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0050
Amounts Due from Reinsurers \| Non-Performance Risk \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0067
Amounts Due from Reinsurers \| Volatility Rate - Equity \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.11
Amounts Due from Reinsurers \| Volatility Rate - Equity \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.31
Amounts Due from Reinsurers \| Volatility Rate - Equity \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.24
Amounts Due from Reinsurers \| Mortality Rate \| Discounted cash flow \| Ages 0 - 40 \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0001
Amounts Due from Reinsurers \| Mortality Rate \| Discounted cash flow \| Ages 0 - 40 \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0017
Amounts Due from Reinsurers \| Mortality Rate \| Discounted cash flow \| Ages 0 - 40 \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0259
Amounts Due from Reinsurers \| Mortality Rate \| Discounted cash flow \| Ages 41 - 60 \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0006
Amounts Due from Reinsurers \| Mortality Rate \| Discounted cash flow \| Ages 41 - 60 \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0053
Amounts Due from Reinsurers \| Mortality Rate \| Discounted cash flow \| Ages 41 - 60 \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0259
Amounts Due from Reinsurers \| Mortality Rate \| Discounted cash flow \| Ages 61 - 115 \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0031
Amounts Due from Reinsurers \| Mortality Rate \| Discounted cash flow \| Ages 61 - 115 \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.4000
Amounts Due from Reinsurers \| Mortality Rate \| Discounted cash flow \| Ages 61 - 115 \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input			0.0259
GMIB NLG \| Discounted cash flow \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value		$ 15,276	$ 21,370
GMIB NLG \| Lapse Rate \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0026	0.000026
GMIB NLG \| Lapse Rate \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.3542	0.2685
GMIB NLG \| Lapse Rate \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0301	0.0235
GMIB NLG \| Withdrawal Rate \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0000	0.000000
GMIB NLG \| Withdrawal Rate \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.1093	0.0834
GMIB NLG \| Withdrawal Rate \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0068	0.0118
GMIB NLG \| Non-Performance Risk \| Discounted cash flow \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0157	0.0111
GMIB NLG \| Non-Performance Risk \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0157	0.0111
GMIB NLG \| Mortality Rate \| Discounted cash flow \| Ages 0 - 40 \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0001	0.00000001
GMIB NLG \| Mortality Rate \| Discounted cash flow \| Ages 0 - 40 \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0017	0.0017
GMIB NLG \| Mortality Rate \| Discounted cash flow \| Ages 0 - 40 \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0243	0.0227
GMIB NLG \| Mortality Rate \| Discounted cash flow \| Ages 41 - 60 \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0006	0.0006
GMIB NLG \| Mortality Rate \| Discounted cash flow \| Ages 41 - 60 \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0052	0.0053
GMIB NLG \| Mortality Rate \| Discounted cash flow \| Ages 41 - 60 \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0243	0.0227
GMIB NLG \| Mortality Rate \| Discounted cash flow \| Ages 61 - 115 \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0032	0.000031
GMIB NLG \| Mortality Rate \| Discounted cash flow \| Ages 61 - 115 \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.4000	0.4000
GMIB NLG \| Mortality Rate \| Discounted cash flow \| Ages 61 - 115 \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0243	0.0227
GMIB NLG \| Annuitization Rate \| Discounted cash flow \| Minimum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0004	0.00000004
GMIB NLG \| Annuitization Rate \| Discounted cash flow \| Maximum \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		1.0000	1.0000
GMIB NLG \| Annuitization Rate \| Discounted cash flow \| Weighted Average \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input		0.0553	0.0544