CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 15,148	$ 5,061
Investment securities	15,145	13,881
Receivables, net of allowances of $73 in 2023 and $70 in 2022	1,824	1,674
Other current assets	6,136	5,567
Total current assets	38,253	26,183
Property and equipment, net	3,342	3,221
Long-term investment securities	370	380
Equity method investments	762	749
Goodwill	9,540	9,142
Other long-term assets	3,638	3,380
Total assets	55,905	43,055
Current liabilities:
Benefits payable	10,196	9,264
Trade accounts payable and accrued expenses	7,600	5,238
Book overdraft	246	298
Unearned revenues	7,536	286
Short-term debt	2,245	2,092
Total current liabilities	27,823	17,178
Long-term debt	9,483	9,034
Other long-term liabilities	1,595	1,473
Total liabilities	38,901	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; 198,690,082 shares issued at September 30, 2023 and 198,666,598 shares issued at December 31, 2022	33	33
Capital in excess of par value	3,362	3,246
Retained earnings	28,191	25,492
Accumulated other comprehensive loss	(1,503)	(1,304)
Treasury stock, at cost, 75,579,362 shares at September 30, 2023 and 73,691,955 shares at December 31, 2022	(13,134)	(12,156)
Total stockholders' equity	16,949	15,311
Noncontrolling interests	55	59
Total equity	17,004	15,370
Total liabilities and equity	$ 55,905	$ 43,055