Quarterly report pursuant to Section 13 or 15(d)

Segment Information - Summary of Reportable Operating Segment (Detail)

v3.7.0.1
Segment Information - Summary of Reportable Operating Segment (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Segment Reporting Information [Line Items]    
Total consolidated revenues $ 2,287,822 $ 2,234,626
Total segment income (loss) 28,062 35,869
Interest expense, other, net (13,409) (12,339)
Other income (expense), net (14,501) 104
Income (loss) from continuing operations before taxes 152 23,634
Franchised Dealerships [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenues 2,246,025 2,210,586
Total segment income (loss) 33,470 39,292
Echo Park [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenues 41,797 24,040
Total segment income (loss) $ (5,408) $ (3,423)