CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash Flows from Operating Activities:
Net income	$ 70	$ 372
Change in operating assets and liabilities:
Accrued investment income	(9)	(12)
Premiums receivable and other reinsurance balances	24	85
Deferred policy acquisition costs	(107)	(115)
Reinsurance ceded receivable balances	(32)	(109)
Future policy benefits, other policy claims and benefits, and other reinsurance balances	2,360	736
Deferred income taxes	(88)	92
Other assets and other liabilities, net	38	(122)
Amortization of net investment premiums, discounts and other	(24)	(34)
Depreciation, Depletion and Amortization	23	22
Investment related (gains) losses, net	204	(20)
Other, net	120	75
Net cash provided by operating activities	2,579	970
Cash Flows from Investing Activities:
Sales of fixed maturity securities available-for-sale	3,835	5,097
Maturities of fixed maturity securities available-for-sale	406	439
Proceeds from Sale of Available-for-sale Securities, Equity	180	0
Payments to Acquire Debt Securities, Available-for-sale	4,875	5,689
Payments to Acquire Available-for-sale Securities, Equity	(21)	(57)
Payments to Acquire Mortgage Notes Receivable	(604)	(598)
Proceeds from Sale and Collection of Mortgage Notes Receivable	283	166
Proceeds from Collection of Policy Loans	15	44
Payments for (Proceeds from) Policy Loans	6	5
Increase (Decrease) in Funds Held under Reinsurance Agreements	49	54
Payments to Acquire Businesses, Net of Cash Acquired	0	4
Payments to Acquire Property, Plant, and Equipment	(11)	(18)
Change in short-term investments	(19)	67
Change in other invested assets	(158)	(160)
Net cash used in investing activities	(1,024)	(764)
Cash Flows from Financing Activities:
Dividends to stockholders	(87)	(75)
Proceeds from Issuance of Common Stock	481	0
Proceeds from (Repayments of) Secured Debt	(160)	(53)
Payments of Debt Issuance Costs	(5)	(5)
Proceeds from Issuance of Long-term Debt	598	599
Repayments of Long-term Debt	(1)	(1)
Purchases of treasury stock	(162)	(68)
Exercise of stock options, net	1	2
Change in cash collateral for derivative positions and other arrangements	93	(80)
Deposits on universal life and other investment type policies and contracts	1,004	256
Withdrawals on universal life and other investment type policies and contracts	(429)	(390)
Net cash provided by financing activities	1,333	185
Effect of exchange rate changes on cash	(24)	7
Change in cash and cash equivalents	2,864	398
Cash and cash equivalents, beginning of period	1,449	1,890
Cash and cash equivalents, end of period	4,313	2,288
Supplemental disclosures of cash flow information:
Interest Paid, Excluding Capitalized Interest, Operating Activities	80	86
Income Taxes Paid, Net	(12)	23
Transfer to Investments	0	3,421
Capital Expenditures Incurred but Not yet Paid	0	1
Noncash or Part Noncash Acquisition, Value of Assets Acquired	0	8
Noncash or Part Noncash Acquisition, Value of Liabilities Assumed	$ 0	$ (12)