EQUITY - Other Net Unrealized Investment Gain Loss AOCI (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Mar. 31, 2022	Sep. 30, 2021
AOCI
Beginning Balance	$ 1,682	$ 2,702
Ending Balance	2,987	2,058
Net Unrealized Gains (Losses) on Investments on Available-for-Sale Fixed Maturity Securities on which an allowance for credit losses has been recognized
AOCI
Beginning Balance	0	0
Net investment gains (losses) on investments arising during the period	0	2
Reclassification adjustment for (gains) losses included in net income	0	(2)
Reclassification due to allowance for credit losses recorded during the period		0
Impact of net unrealized investment (gains) losses	0	0
Ending Balance	0	0
Net Unrealized Investment Gains Losses On All Other Investments
AOCI
Beginning Balance	240	2,369
Net investment gains (losses) on investments arising during the period	(591)	(742)
Reclassification adjustment for (gains) losses included in net income	15	(1,224)
Reclassification due to allowance for credit losses recorded during the period		0
Impact of net unrealized investment (gains) losses	0	0
Ending Balance	(336)	403
DAC and Other Costs
AOCI
Beginning Balance	(16)	(363)
Net investment gains (losses) on investments arising during the period	0	0
Reclassification adjustment for (gains) losses included in net income	0	0
Reclassification due to allowance for credit losses recorded during the period		0
Impact of net unrealized investment (gains) losses	9	325
Ending Balance	(7)	(38)
Future Policy Benefits and Other Liabilities
AOCI
Beginning Balance	(7)	(63)
Net investment gains (losses) on investments arising during the period	0	0
Reclassification adjustment for (gains) losses included in net income	0	0
Reclassification due to allowance for credit losses recorded during the period		0
Impact of net unrealized investment (gains) losses	6	61
Ending Balance	(1)	(2)
Income Tax Benefit (Expense)
AOCI
Beginning Balance	(46)	(409)
Net investment gains (losses) on investments arising during the period	125	156
Reclassification adjustment for (gains) losses included in net income	(4)	257
Reclassification due to allowance for credit losses recorded during the period		0
Impact of net unrealized investment (gains) losses	(3)	(81)
Ending Balance	72	(77)
Accumulated Other Comprehensive Income (Loss) Related To Net Unrealized Investment Gains (Losses)
AOCI
Beginning Balance	171	1,534
Net investment gains (losses) on investments arising during the period	(466)	(584)
Reclassification adjustment for (gains) losses included in net income	11	(969)
Reclassification due to allowance for credit losses recorded during the period		0
Impact of net unrealized investment (gains) losses	12	305
Ending Balance	$ (272)	$ 286

Impact of net unrealized investment (gains) losses

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- Definition

Other Comprehensive Income (Loss), Reclassification Adjustment From AOCI For Credit Loss Allowance

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- Definition

Amount after tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

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- Definition

Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.

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