Consolidated Statements of Changes in Stockholders' Equity (Deficit) (unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid-In Capital	Other Comprehensive Income (Loss)	Accumulated Equity (Deficit)
Balance at Dec. 31, 2011	$ (1,724)	$ 7	$ 3,296	$ (977)	$ (4,050)
Balance, shares at Dec. 31, 2011		7,025,467
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option expense	5,840		5,840
Issuance of common stock, shares	71,442	71,442
Issuance of common stock	302		302
Excess tax benefits from stock-based compensation	73		73
Dividends on preferred stock	(5,872)		(2,936)		(2,936)
Deemed dividend resulting from modification of redeemable convertible preferred stock	(2,929)				(2,929)
Other comprehensive income	(1,238)			(1,238)
Net income	11,433				11,433
Balance at Jun. 30, 2012	$ 5,885	$ 7	$ 6,575	$ (2,215)	$ 1,518
Balance, shares at Jun. 30, 2012		7,096,909