Consolidated Statement Of Shareholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income	Total
Beginning balance at Dec. 31, 2010	$ 67,724	$ 19,422	$ 98,894	$ 185,196	$ 979	$ 372,215
Beginning balance, Shares at Dec. 31, 2010		19,421,900
Dividends (paid and/ or accrued):
Preferred				(3,523)		(3,523)
Warrant amortization	731			(731)
Common stock issued		16	214			230
Common stock issued, shares		16,100
Net common stock issued under employee plans and related tax expense		6	(176)			(170)
Net common stock issued under employee plans and related tax expense, shares		6,213
Other comprehensive loss, net of tax					1,132	1,132
Net income				(68,295)		(68,295)
Ending balance at Dec. 31, 2011	68,455	19,444	98,932	112,647	2,111	301,589
Ending balance, Shares at Dec. 31, 2011		19,444,213
Dividends (paid and/ or accrued):
Preferred				(2,196)		(2,196)
Warrant amortization	(68,455)			(1,545)		(70,000)
Common stock issued		81	799			880
Common stock issued, shares		80,500
Net common stock issued under employee plans and related tax expense		5	(26)			(21)
Net common stock issued under employee plans and related tax expense, shares		4,992
Other comprehensive loss, net of tax					(383)	(383)
Net income				16,187		16,187
Ending balance at Dec. 31, 2012		19,530	99,705	125,093	1,728	246,056
Ending balance, Shares at Dec. 31, 2012		19,529,705				19,529,705
Dividends (paid and/ or accrued):
Warrant repurchase			(2,287)			(2,287)
Common stock issued		201	2,478			2,679
Common stock issued, shares		201,046
Net common stock issued under employee plans and related tax expense		2	41			43
Net common stock issued under employee plans and related tax expense, shares		2,175
Other comprehensive loss, net of tax					(4,739)	(4,739)
Net income				17,435		17,435
Ending balance at Dec. 31, 2013		$ 19,733	$ 99,937	$ 142,528	$ (3,011)	$ 259,187
Ending balance, Shares at Dec. 31, 2013		19,732,926				19,732,926