CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 16,214	$ 5,061
Investment securities	15,251	13,881
Receivables, net of allowances of $72 in 2023 and $70 in 2022	1,429	1,674
Other current assets	5,865	5,567
Total current assets	38,759	26,183
Property and equipment, net	3,309	3,221
Long-term investment securities	389	380
Equity method investments	733	749
Goodwill	9,539	9,142
Other long-term assets	3,726	3,380
Total assets	56,455	43,055
Current liabilities:
Benefits payable	10,304	9,264
Trade accounts payable and accrued expenses	8,118	5,238
Book overdraft	457	298
Unearned revenues	7,378	286
Short-term debt	2,022	2,092
Total current liabilities	28,279	17,178
Long-term debt	9,722	9,034
Other long-term liabilities	1,563	1,473
Total liabilities	39,564	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 June 30, 2023 and 198,666,598 shares issued at December 31, 2022	33	33
Capital in excess of par value	3,313	3,246
Retained earnings	27,468	25,492
Accumulated other comprehensive loss	(1,226)	(1,304)
Treasury stock, at cost, 74,783,332 shares at June 30, 2023 and 73,691,955 shares at December 31, 2022	(12,754)	(12,156)
Total stockholders' equity	16,834	15,311
Noncontrolling interests	57	59
Total equity	16,891	15,370
Total liabilities and equity	$ 56,455	$ 43,055