CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 13,735	$ 5,061
Investment securities	14,932	13,881
Receivables, net of allowances of $69 in 2023 and $70 in 2022	3,107	1,674
Other current assets	5,758	5,567
Total current assets	37,532	26,183
Property and equipment, net	3,234	3,221
Long-term investment securities	371	380
Equity method investments	739	749
Goodwill	9,320	9,142
Other long-term assets	3,580	3,380
Total assets	54,776	43,055
Current liabilities:
Benefits payable	10,018	9,264
Trade accounts payable and accrued expenses	7,431	5,238
Book overdraft	406	298
Unearned revenues	7,220	286
Short-term debt	1,867	2,092
Total current liabilities	26,942	17,178
Long-term debt	9,743	9,034
Other long-term liabilities	1,457	1,473
Total liabilities	38,142	27,685
Stockholders’ equity:
Preferred stock, $1 par; 10,000,000 shares authorized; none issued	0	0
Common stock, $0.16 2/3 par; 300,000,000 shares authorized; 198,666,598 shares issued at March 31, 2023 and December 31, 2022	33	33
Capital in excess of par value	3,262	3,246
Retained earnings	26,619	25,492
Accumulated other comprehensive loss	(1,113)	(1,304)
Treasury stock, at cost, 73,721,604 shares at March 31, 2023 and 73,691,955 shares at December 31, 2022	(12,224)	(12,156)
Total stockholders' equity	16,577	15,311
Noncontrolling interests	57	59
Total equity	16,634	15,370
Total liabilities and equity	$ 54,776	$ 43,055