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Unaudited Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES:
Net income	$ 192.8	$ 191.3
Adjustments to reconcile net income to net cash provided by operating activities:
(Income) loss from discontinued operations	0.3	(0.6)
Depreciation and amortization	88.5	81.1
Amortization of debt issuance costs and accretion of debt discounts	2.6	3.0
Stock-based compensation expense	18.6	18.4
Deferred income tax provision	2.0	1.7
Net gain related to business/property dispositions	(12.7)	(20.4)
Franchise rights impairment	9.6	8.1
Non-cash impairment charges	1.3	1.6
Other	(1.7)	(1.7)
(Increase) decrease, net of effects from business acquisitions and divestitures:
Receivables	192.3	257.1
Inventory	81.3	(248.7)
Other assets	22.1	(99.2)
Increase (decrease), net of effects from business acquisitions and divestitures:
Vehicle floorplan payable - trade, net	(102.4)	137.6
Accounts payable	(40.3)	(27.3)
Other liabilities	(28.8)	(11.9)
Net cash provided by continuing operations	425.5	290.1
Net cash provided by discontinued operations	0.0	0.6
Net cash provided by operating activities	425.5	290.7
CASH PROVIDED BY (USED IN) INVESTING ACTIVITIES:
Purchases of property and equipment	(122.7)	(202.9)
Proceeds from the sale of property and equipment	0.5	24.0
Proceeds from assets held for sale	4.2	2.2
Insurance recoveries on property and equipment	3.3	1.1
Cash received from business divestitures, net of cash relinquished	22.3	96.8
Cash used in business acquisitions, net of cash acquired	(4.3)	(2.7)
Other	(0.1)	(0.9)
Net cash used in continuing operations	(96.8)	(82.4)
Net cash used in discontinued operations	0.0	0.0
Net cash used in investing activities	(96.8)	(82.4)
CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES:
Repurchases of common stock	(44.7)	(100.0)
Payment of 6.75% Senior Notes due 2018	0.0	(400.0)
Net proceeds from (payments of) commercial paper	(160.0)	360.0
Net payments of vehicle floorplan payable - non-trade	(117.3)	(89.2)
Payments of other debt obligations	(4.4)	(5.4)
Proceeds from the exercise of stock options	3.2	14.2
Payments of tax withholdings for stock-based awards	(3.0)	(2.7)
Other	0.0	(2.5)
Net cash used in continuing operations	(326.2)	(225.6)
Net cash used in discontinued operations	0.0	0.0
Net cash used in financing activities	(326.2)	(225.6)
INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH	2.5	(17.3)
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH at beginning of period	49.4	71.1
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH at end of period	$ 51.9	$ 53.8

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