Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Operating activities
Net income	$ 25	$ 52
Adjustments to reconcile net income to net cash from operating activities
Depreciation, amortization and net lease activity	183	180
Stock compensation expense	18	13
Accretion of debt	4	5
Deferred tax benefit	(2)	(5)
Debt extinguishment loss	0	5
Unrealized (gain) loss on foreign currency option and forward contracts	(4)	2
Gains on sales of property and equipment	(27)	(21)
Other	5	13
Changes in assets and liabilities:
Accounts receivable	44	(246)
Other assets	(16)	(30)
Accounts payable	(69)	(57)
Accrued expenses and other liabilities	19	(7)
Net cash provided by (used in) operating activities	180	(96)
Investing activities
Payment for purchases of property and equipment	(139)	(118)
Proceeds from sale of property and equipment	54	47
Cash collected on deferred purchase price receivable	0	71
Other	6	0
Net cash used in investing activities	(79)	0
Financing activities
Proceeds from borrowings related to securitization program	182	0
Proceeds from issuance of debt	0	1,751
Proceeds from borrowings on ABL facility	620	1,075
Repayment of borrowings on ABL facility	(20)	(1,075)
Repayment of debt and finance leases	(25)	(534)
Payment for debt issuance costs	0	(24)
Repurchase of common stock	(114)	(1,227)
Change in bank overdrafts	42	6
Payment for tax withholdings for restricted shares	(16)	(2)
Other	(1)	1
Net cash provided by (used in) financing activities	668	(29)
Effect of exchange rates on cash, cash equivalents and restricted cash	(19)	0
Net increase (decrease) in cash, cash equivalents and restricted cash	750	(125)
Cash, cash equivalents and restricted cash, beginning of period	387	514
Cash, cash equivalents and restricted cash, end of period	1,137	389
Supplemental disclosure of cash flow information:
Leased assets obtained in exchange for new operating lease liabilities	156	175
Leased assets obtained in exchange for new finance lease liabilities	8	13
Cash paid for interest	76	49
Cash paid for income taxes	$ 7	$ 8