CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash Flows from Operating Activities
Net income	$ 2,760	$ 1,534	$ 1,893
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization and accretion, net	98	207	183
Deferred income tax expense (benefit)	(87)	(321)	(308)
Share-based compensation	152	146	135
Gain on disposal of business before affinity partner payment			(313)
Net realized investment (gains) losses	(632)	(22)	(16)
Net trading (gains) losses	5	(10)	(10)
Loss from equity method investments	75	66	95
Impairments and provision for loan and credit losses	4	24	22
Net (gains) losses of consolidated investment entities	(20)	7	9
Changes in operating assets and liabilities, net of effects from acquisitions:
Restricted and segregated investments	25	(500)	124
Deferred acquisition costs	(156)	49	(112)
Policyholder account balances, future policy benefits and claims, net	2,086	3,054	358
Derivatives, net of collateral	(570)	(141)	415
Receivables	(520)	(648)	324
Brokerage deposits	26	346	(519)
Accounts payable and accrued expenses	300	129	46
Increase (Decrease) in Income Taxes	(308)	25	32
Deferred taxes, Net	4	334	(18)
Other operating assets and liabilities of consolidated investment entities, net	20	(15)	(12)
Other, net	63	359	13
Net Cash Provided by (Used in) Operating Activities	3,325	4,623	2,341
Available-for-Sale securities:
Proceeds from sales	556	1,708	242
Maturities, sinking fund payments and calls	11,501	9,554	8,202
Purchases	(14,718)	(13,525)	(11,911)
Proceeds from sales, maturities and repayments of mortgage loans	299	217	272
Funding of mortgage loans	(263)	(165)	(354)
Proceeds from sales, maturities and collections of other investments	173	198	276
Purchase of other investments	(97)	(284)	(288)
Purchase of investments by consolidated investment entities	(1,603)	(957)	(644)
Proceeds from sales, maturities and repayments of investments by consolidated investment entities	1,047	606	684
Purchase of land, buildings, equipment and software	(120)	(147)	(143)
Proceeds from disposal of business, net of cash and cash equivalents sold			934
Cash paid for written options with deferred premiums	(552)	(338)	(308)
Cash received from written options with deferred premiums	106	133	170
Cash paid for acquisition of business, net of cash acquired	(576)
Cash paid for deposit receivable	(377)	(4)	(349)
Cash received for deposit receivable	254	93	98
Other, net	(10)	17	(115)
Net cash (used in) provided by investing activities	(4,380)	(2,894)	(3,234)
Investment certificates:
Proceeds from additions	2,733	4,259	5,110
Maturities, withdrawals and cash surrenders	(4,190)	(5,016)	(5,489)
Policyholder account balances:
Deposits and other additions	1,553	1,649	2,152
Net transfers to (from) separate accounts	(273)	(125)	(86)
Surrenders and other benefits	(1,365)	(1,357)	(1,728)
Change in banking deposits, net	4,016	3,616	3,788
Cash paid for purchased options with deferred premiums	(156)	(211)	(396)
Cash received for purchased options with deferred premiums	1,350	40	206
Issuance of long-term debt, net of issuance costs	4	496	497
Repayments of long-term debt	(9)	(762)	(313)
Dividends paid to shareholders	(511)	(497)	(504)
Repurchase of common shares	(2,030)	(1,441)	(1,943)
Exercise of stock options	1	3	3
Borrowings of Consolidated Investment Entities	1,756	382
Repayments of debt by consolidated investment entities	(1,142)	(74)	(84)
Other, net	(14)	(10)	1
Net cash provided by (used in) financing activities	1,723	952	1,214
Effect of exchange rate changes on cash	(2)	9	9
Net increase (decrease) in cash and cash equivalents, including amounts restricted	666	2,690	330
Cash and cash equivalents, including amounts restricted at beginning of period	8,903	6,213	5,883
Cash and cash equivalents, including amounts restricted at end of period	$ 9,569	$ 8,903	$ 6,213