INSURANCE GROUP STATUTORY FINANCIAL INFORMATION - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jun. 30, 2021
Related Party Transaction [Line Items]
Insurance Groups statutory net income (loss)		$ (865,000,000)	$ 413,000,000	$ 3,900,000,000
Statutory surplus, capital stock and asset valuation reserve		6,500,000,000	6,800,000,000
Securities on deposit with such government or state agencies		54,000,000
Shareholder dividends		0	$ 2,100,000,000	$ 1,000,000,000
Statutory accounting practices, statutory surplus, increase		1,400,000,000
Statutory accounting practices, statutory net income, increase		$ 1,400,000,000
Statutory accounting practices, hedging losses amortization period		5 years
Statutory accounting practices, statutory unassigned surplus, balance					$ 0
Regulation Number 213
Related Party Transaction [Line Items]
Statutory accounting practices, statutory surplus, decrease to new standard application		$ 1,200,000,000
Statutory accounting practices, statutory net income, increase (decrease) to new standard application		0
Regulation Number 213 with Seperate Accounts
Related Party Transaction [Line Items]
Statutory accounting practices, statutory surplus, decrease to new standard application		513,000,000
Statutory accounting practices, statutory net income, increase (decrease) to new standard application		0
Forecast
Related Party Transaction [Line Items]
Shareholder dividends	$ 900,000,000
EQ AZ Life Re
Related Party Transaction [Line Items]
Other restricted assets		12,400,000,000
Revolving Credit Facility | Holdings Revolving Credit Facility | EQ AZ Life Re
Related Party Transaction [Line Items]
Line of credit facility, maximum borrowing capacity		$ 1,900,000,000