Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 2,025	$ 377
Accounts receivable, net of allowances of $79 and $58, respectively	2,624	2,500
Other current assets	435	465
Total current assets	5,084	3,342
Long-term assets
Property and equipment, net of $2,435 and $2,054 in accumulated depreciation, respectively	2,573	2,704
Operating lease assets	2,221	2,245
Goodwill	4,506	4,450
Identifiable intangible assets, net of $914 and $850 in accumulated amortization, respectively	994	1,092
Other long-term assets	367	295
Total long-term assets	10,661	10,786
Total assets	15,745	14,128
Current liabilities
Accounts payable	1,025	1,157
Accrued expenses	1,855	1,414
Short-term borrowings and current maturities of long-term debt	130	84
Short-term operating lease liabilities	461	468
Other current liabilities	177	135
Total current liabilities	3,648	3,258
Long-term debt	6,545	5,182
Deferred tax liability	494	495
Employee benefit obligations	157	157
Long-term operating lease liabilities	1,763	1,776
Other long-term liabilities	353	364
Total long-term liabilities	9,312	7,974
Stockholders’ equity
Convertible preferred stock, value	41	41
Common stock, value	0	0
Additional paid-in capital	1,971	2,061
Retained earnings	766	786
Accumulated other comprehensive loss	(129)	(145)
Total stockholders’ equity before noncontrolling interests	2,649	2,743
Noncontrolling interests	136	153
Total equity	2,785	2,896
Total liabilities and equity	$ 15,745	$ 14,128