Condensed Consolidated Statement of Stockholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid-In Capital (APIC)	Retained Earnings
Beginning Balance at Dec. 31, 2012	$ 301,028	$ 36	$ 292,715	$ 8,277
Beginning Balance (in shares) at Dec. 31, 2012		36,135,542
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(2,262)			(2,262)
Option exercise (in shares)	95,820	95,820
Option exercise	705		705
Restricted stock issuances (in shares)		217,550
Restricted stock issuances	543	1	542
Restricted stock forfeitures (in shares)		(22,700)
Restricted stock forfeitures	(67)		(67)
Equity issued as part of an acquisition (in shares)		157,655
Equity issued as part of an acquisition	2,027		2,027
Stock based compensation	812		812
Ending Balance at Mar. 31, 2013	$ 302,786	$ 37	$ 296,734	$ 6,015
Ending Balance (in shares) at Mar. 31, 2013		36,583,867