Segment Information (Tables)

9 Months Ended

Sep. 30, 2015

Segment Reporting [Abstract]

Reportable Segment Revenue

Reportable segment revenue and segment income are as follows:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2015		2014		2015		2014
Revenue:
Domestic	$	1,869.1	$	1,660.7	$	5,299.0	$	4,738.6
Import	1,837.4		1,787.8		5,311.1		5,055.0
Premium Luxury	1,607.0		1,422.9		4,803.2		4,161.2
Total	5,313.5		4,871.4		15,413.3		13,954.8
Corporate and other	40.2		37.6		108.9		106.2
Total consolidated revenue	$	5,353.7	$	4,909.0	$	15,522.2	$	14,061.0

Reportable Segment Income

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2015			2014			2015			2014
Segment income(1):
Domestic	$	94.6		$	76.7		$	258.8		$	211.0
Import	85.5			77.1			240.6			220.0
Premium Luxury	85.4			84.0			273.9			253.1
Total	265.5			237.8			773.3			684.1
Corporate and other	(44.5		)	(43.5		)	(142.7		)	(129.4		)
Other interest expense	(21.4		)	(21.7		)	(64.4		)	(64.6		)
Interest income	—			0.1			0.1			0.2
Other income (loss), net	(4.3		)	1.1			(2.7		)	3.5
Income from continuing operations before income taxes	$	195.3		$	173.8		$	563.6		$	493.8

⁽¹⁾ Segment income represents income for each of our reportable segments and is defined as operating income less floorplan interest expense.