Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share [Abstract]

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

	Three Months Ended March 31,
	2013	2012
Basic weighted average stock outstanding	34,990	30,742
Effect of dilutive securities
Employee stock options	473	453
Restricted stock units	1,242	41
Warrants	38	893
Diluted weighted average stock outstanding	36,743	32,129