Earnings Per Common Share (EPS) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Earnings Per Share, Basic and Diluted [Abstract]
Net Income, Basic EPS	$ 7,401	$ 3,716	$ 12,575	$ 6,539
Shares, Basic EPS	44,055	43,061	43,880	42,963
Basic (in dollars per share)	$ 0.17	$ 0.09	$ 0.29	$ 0.15
Effect of dilutive stock options and warrants	462	249	452	309
Net Income, Diluted EPS	$ 7,401	$ 3,716	$ 12,575	$ 6,539
Shares, Diluted EPS	44,517	43,310	44,332	43,272
Diluted (in dollars per share)	$ 0.17	$ 0.09	$ 0.28	$ 0.15
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	529	1,173	456	1,434