CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Total	Preferred stock	Common stock	Additional paid-in capital	Accumulated deficit	Accumulated other comprehensive income	Treasury stock
Balance at Dec. 31, 2010	$ 150,674	$ 128	$ 7	$ 463,326	$ (312,217)	$ 158	$ (728)
Balance (in shares) at Dec. 31, 2010		11,000	71,338,000
Increase (Decrease) in Stockholders' Equity
Shares issued from exercise of options	123			123
Shares issued from exercise of options (in shares)			156,000
Shares issued from vesting of restricted stock (in shares)			25,000
Dividends declared on preferred stock	(10)			(10)
Stock based compensation	1,546			1,546
Net income	21,639				21,639
Net change in unrealized gain on investment securities available for sale, net of applicable income taxes	119					119
Comprehensive income	21,758
Balance at Dec. 31, 2011	174,091	128	7	464,985	(290,578)	277	(728)
Balance (in shares) at Dec. 31, 2011		11,000	71,519,000
Increase (Decrease) in Stockholders' Equity
Shares issued from exercise of options	839			839
Shares issued from exercise of options (in shares)			658,000
Shares issued from vesting of restricted stock (in shares)			264,000
Dividends declared on preferred stock	(10)			(10)
Stock based compensation	2,592			2,592
Net income	15,520				15,520
Net change in unrealized gain on investment securities available for sale, net of applicable income taxes	10					10
Comprehensive income	15,530
Balance at Dec. 31, 2012	193,042	128	7	468,406	(275,058)	287	(728)
Balance (in shares) at Dec. 31, 2012		11,000	72,441,000
Increase (Decrease) in Stockholders' Equity
Shares issued from exercise of options	711			711
Shares issued from exercise of options (in shares)			823,000
Shares issued from vesting of restricted stock (in shares)			256,000
Retirement of treasury stock				(728)			728
Retirement of treasury stock (in shares)			(632,000)
Dividends declared on preferred stock	(10)			(10)
Stock based compensation	2,062			2,062
Net income	30,385				30,385
Net change in unrealized gain on investment securities available for sale, net of applicable income taxes	(97)					(97)
Comprehensive income	30,288
Balance at Dec. 31, 2013	$ 226,093	$ 128	$ 7	$ 470,441	$ (244,673)	$ 190
Balance (in shares) at Dec. 31, 2013		11,000	72,888,000