Selected Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2013

Selected Quarterly Financial Data (Unaudited) [Abstract]

Selected Quarterly Financial Data (Unaudited)

							Consolidated Net Income
(In thousands, except per share amounts)	Revenues		Gross Profit		Operating Income		Amount		Per Basic Share		Per Diluted Share
Year Ended December 31, 2013:
4th Quarter	$	84,953	$	46,970	$	25,176	$	16,678	$	0.17	$	0.14
3rd Quarter		81,892		43,697		22,188		12,205		0.13		0.11
2nd Quarter		77,012		42,092		22,251		12,637		0.13		0.11
1st Quarter		73,854		39,145		18,589		10,842		0.11		0.10
Year Ended December 31, 2012:
4th Quarter	$	71,520	$	41,971	$	19,715	$	8,811	$	0.09	$	0.08
3rd Quarter		69,634		40,093		22,603		13,753		0.14		0.12
2nd Quarter		63,287		35,727		18,776		9,706		0.10		0.09
1st Quarter		51,717		30,901		7,662		3,108		0.03		0.03