Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2013

Earnings Per Share [Abstract]

Reconciling basic weighted average stock outstanding to diluted weighted average stock outstanding

	Three Months Ended June 30,		Six Months Ended June 30,
	2013	2012	2013	2012
Basic weighted average stock outstanding	35,585	30,821	35,289	30,782
Effect of dilutive securities
Employee stock options	465	451	477	451
Warrants	1,214	910	636	903
Restricted stock units	43	4	40	46
Diluted weighted average stock outstanding	37,307	32,186	36,442	32,182