CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Revenues
Revenues	$ 2,328	$ 2,238	$ 4,296	$ 4,077
Expenses
Operating	1,175	1,108	2,267	2,157
Vehicle depreciation and lease charges, net	591	597	1,106	1,101
Selling, general and administrative	321	293	617	555
Vehicle interest, net	80	73	152	137
Non-vehicle related depreciation and amortization	67	65	128	128
Interest expense	49	48	95	97
Early extinguishment of debt	0	0	5	3
Restructuring and other related charges	4	38	10	45
Transaction-related costs, net	3	5	7	8
Total expenses	2,290	2,227	4,387	4,231
Income (loss) before income taxes	38	11	(91)	(154)
Provision for (benefit from) income taxes	12	8	(30)	(50)
Net income (loss)	26	3	(61)	(104)
Comprehensive income (loss)	$ (24)	$ 51	$ (103)	$ (28)
Earnings (loss) per share
Basic	$ 0.33	$ 0.04	$ (0.75)	$ (1.22)
Diluted	$ 0.32	$ 0.04	$ (0.75)	$ (1.22)