Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 2,285	$ 377
Accounts receivable, net of allowances of $79 and $58, respectively	2,244	2,500
Other current assets	501	465
Total current assets	5,030	3,342
Long-term assets
Property and equipment, net of $2,291 and $2,054 in accumulated depreciation, respectively	2,597	2,704
Operating lease assets	2,226	2,245
Goodwill	4,422	4,450
Identifiable intangible assets, net of $864 and $850 in accumulated amortization, respectively	1,015	1,092
Other long-term assets	351	295
Total long-term assets	10,611	10,786
Total assets	15,641	14,128
Current liabilities
Accounts payable	840	1,157
Accrued expenses	1,673	1,414
Short-term borrowings and current maturities of long-term debt	198	84
Short-term operating lease liabilities	460	468
Other current liabilities	158	135
Total current liabilities	3,329	3,258
Long-term debt	6,939	5,182
Deferred tax liability	507	495
Employee benefit obligations	155	157
Long-term operating lease liabilities	1,770	1,776
Other long-term liabilities	307	364
Total long-term liabilities	9,678	7,974
Stockholders’ equity
Convertible perpetual preferred stock, $0.001 par value; 10 shares authorized; 0.07 of Series A shares issued and outstanding as of June 30, 2020 and December 31, 2019, respectively	41	41
Common stock, $0.001 par value; 300 shares authorized; 91 and 92 shares issued and outstanding as of June 30, 2020 and December 31, 2019, respectively	0	0
Additional paid-in capital	1,963	2,061
Retained earnings	672	786
Accumulated other comprehensive loss	(192)	(145)
Total stockholders’ equity before noncontrolling interests	2,484	2,743
Noncontrolling interests	150	153
Total equity	2,634	2,896
Total liabilities and equity	$ 15,641	$ 14,128