EARNINGS PER COMMON SHARE (Details) (USD $) In Thousands, except Share data, unless otherwise specified	1 Months Ended	12 Months Ended
	Dec. 31, 2010	Dec. 31, 2012	Dec. 31, 2011
Numerator
Net income	$ 7	$ 19,513	$ 12,842
Denominator
Basic weighted average common shares (in shares)	25,110,936	37,061,111	30,109,417
Dilutive stock options and restricted stock units (in shares)	76,052	260,406	61,808
Dilutive weighted average common shares (in shares)	25,186,988	37,321,517	30,171,225
Basic earnings per common share (USD per shares)	$ 0.00	$ 0.53	$ 0.43
Dilutive earnings per common share (USD per shares)	$ 0.00	$ 0.52	$ 0.43