CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME [Abstract]
Net income (loss)	$ 17,587	$ (5,451)	$ 35,497	$ 5,414
Other comprehensive income, net of tax:
Foreign currency translation adjustments	698	137	1,742	1,047
Comprehensive income (loss)	18,285	(5,314)	37,239	6,461
Comprehensive income attributable to non-controlling interest				37
Comprehensive income (loss) attributable to CAI common stockholders	$ 18,285	$ (5,314)	$ 37,239	$ 6,424