Selected Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2011

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, 2011 and 2010 (in thousands, except per share amount):

	2011 Quarters Ended								2010 Quarters Ended
	Dec. 31		Sept. 30		June 30		Mar. 31		Dec. 31		Sept. 30		June 30		Mar. 31
Revenue	$	36,243	$	32,962	$	28,759	$	27,742	$	25,224	$	20,119	$	17,363	$	15,193
Operating expenses		15,342		11,274		11,839		9,226		10,662		9,987		9,845		10,479
Operating income		20,901		21,688		16,920		18,516		14,562		10,132		7,518		4,714
Net income available to CAI common stockholders		12,891		13,622		10,880		12,796		10,497		9,161		5,676		3,049
Basic and diluted earnings per share available to CAI  common stockholders:
Basic	$	0.67	$	0.71	$	0.56	$	0.66	$	0.58	$	0.51	$	0.32	$	0.17
Diluted	$	0.66	$	0.70	$	0.55	$	0.65	$	0.57	$	0.50	$	0.31	$	0.17