Quarterly Financial Information (unaudited) (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

The following is the unaudited quarterly financial information for 2013, 2012 and 2011:

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
	(in thousands, except share data)
Year Ended December 31, 2013
Total revenues	$	52,566	$	51,004	$	50,293	$	50,847
Gross Profit	42,675		40,646		40,157		40,761
Operating income	19,305		19,294		18,601		17,806
Net income	17,344		13,542		13,143		15,245
Net income per common share:
Basic	$	0.47	$	0.36	$	0.35	$	0.40
Diluted	$	0.45	$	0.35	$	0.34	$	0.40
Year Ended December 31, 2012
Total revenues	$	43,827	$	47,716	$	53,804	$	54,023
Gross Profit	34,798		38,559		44,304		43,576
Operating income	18,329		17,711		20,708		20,260
Net income	15,685		18,067		18,072		18,745
Net income per common share:
Basic	$	0.43	$	0.49	$	0.49	$	0.50
Diluted	$	0.40	$	0.47	$	0.46	$	0.48
Year Ended December 31, 2011
Total revenues	$	40,050	$	42,267	$	42,602	$	44,050
Gross Profit	32,743		33,353		33,895		35,389
Operating income	15,634		18,605		17,954		16,556
Net income	15,164		22,348		16,536		17,330
Net income per common share:
Basic	$	0.40	$	0.57	$	0.44	$	0.48
Diluted	$	0.37	$	0.53	$	0.41	$	0.44

In some instances the sum of the quarterly basic and diluted net income per share amounts may not agree to the full year basic and diluted net income per share amounts reported on the Consolidated Statements of Income because of rounding.