Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

Reconciliation Of Basic And Diluted Net Income Per Share

	Three Months Ended June 30,				Six Months Ended June 30,
	2018		2017		2018		2017
Numerator
Net income attributable to CAI common stockholders	$	19,149	$	12,638	$	36,266	$	17,910
Denominator
Weighted-average shares used in per share computation - basic		19,613		19,131		20,013		19,071
Effect of dilutive securities:
Stock options and restricted stock		230		288		245		261
Weighted-average shares used in per share computation - diluted		19,843		19,419		20,259		19,332
Net income per share attributable to CAI common stockholders:
Basic	$	0.98	$	0.66	$	1.81	$	0.94
Diluted	$	0.97	$	0.65	$	1.79	$	0.93