Selected Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2012

Selected Quarterly Financial Data (Unaudited) [Abstract]

Selected Quarterly Financial Data (Unaudited)

(18) Selected Quarterly Financial Data (Unaudited)

The following table sets forth key interim financial information for the years ended December 31, 2012 and 2011 (in thousands, except per share amount):

	2012 Quarters Ended								2011 Quarters Ended
	Dec. 31		Sept. 30		June 30		Mar. 31		Dec. 31		Sept. 30		June 30		Mar. 31
Revenue	$	49,854	$	44,939	$	39,725	$	39,407	$	36,243	$	32,962	$	28,759	$	27,742
Operating expenses		20,268		18,893		15,363		16,515		15,342		11,274		11,839		9,226
Operating income		29,586		26,046		24,362		22,892		20,901		21,688		16,920		18,516
Net income available to CAI common stockholders		17,411		16,528		15,135		14,391		12,891		13,622		10,880		12,796
Basic and diluted earnings per share available to CAI  common stockholders:
Basic	$	0.87	$	0.86	$	0.78	$	0.75	$	0.67	$	0.71	$	0.56	$	0.66
Diluted	$	0.85	$	0.84	$	0.77	$	0.73	$	0.66	$	0.70	$	0.55	$	0.65