Consolidated Statements Of Cash Flows - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019
Operating activities
Net income	$ 4,021	$ 3,873
Adjustments to reconcile net income to net cash provided by operating activities:
Net realized (gains) losses on financial instruments	(241)	(90)
Depreciation and amortization	864	887
Deferred income taxes	(102)	(29)
Impairment of property and equipment	195	0
Share-based compensation	214	226
Changes in operating assets and liabilities:
Receivables, net	(845)	(880)
Other invested assets	6	(30)
Other assets	(988)	(280)
Policy liabilities	1,624	1,394
Unearned income	(95)	46
Accounts Payable and Other Operating Liabilities	1,953	(256)
Income taxes	104	(81)
Other, net	165	(46)
Net cash provided by operating activities	6,875	4,734
Investing activities
Payments to acquire investments	(16,708)	(17,310)
Proceeds from sale of investments	8,739	12,832
Maturities, calls and redemptions from investments	3,763	1,583
Changes in securities lending collateral	(668)	139
Purchases of subsidiaries, net of cash acquired	(1,973)	0
Purchases of property and equipment	(743)	(726)
Other, net	(39)	(33)
Net cash used in investing activities	(7,629)	(3,515)
Financing activities
Net repayments of commercial paper borrowings	(400)	(197)
Proceeds from long-term borrowings	2,485	2,473
Repayments of long-term borrowings	(964)	(923)
Proceeds from short-term borrowings	970	6,480
Repayments of short-term borrowings	(1,520)	(6,915)
Changes in securities lending payable	668	(139)
Repurchase and retirement of common stock	(1,342)	(1,396)
Cash dividends	(720)	(616)
Proceeds from issuance of common stock under employee stock plans	112	137
Taxes paid through withholding of common stock under employee stock plans	(112)	(82)
Other, net	623	216
Net cash used in financing activities	(200)	(962)
Effect of foreign exchange rates on cash and cash equivalents	1	(1)
Change in cash and cash equivalents	(953)	256
Cash and cash equivalents at beginning of period	4,937	3,934
Cash and cash equivalents at end of period	$ 3,984	$ 4,190

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