Consolidated Statements of Shareholders' Equity (USD $) In Thousands, unless otherwise specified	Total USD ($)	Common Stock USD ($)	Retained Earnings USD ($)	Accumulated Other Comprehensive Income (Loss) USD ($)	Unearned Employee Stock Ownership Plan Shares	Treasury Stock USD ($)
Beginning balance at Dec. 31, 2008	$ 234,923	$ 146,439	$ 165,447	$ 3,635		$ (72,955)
Beginning balance, shares at Dec. 31, 2008		30,898			(7,643)
Comprehensive income:
Net income (loss)	(16,773)		(16,773)
Other comprehensive income	475			475
Shares allocated to ESOP participants, shares					1,822
Shares allocated to ESOP participants	1,036	(786)
Stock based compensation	122	122
Ending balance at Dec. 31, 2009	219,783	145,775	148,674	4,110		(72,955)
Ending balance, shares at Dec. 31, 2009		30,898			(5,821)
Comprehensive income:
Net income (loss)	(37,273)		(37,273)
Other comprehensive income	(8,888)			(8,888)
Shares allocated to ESOP participants, shares					5,821
Shares allocated to ESOP participants	2,082	(3,739)
Stock based compensation, shares		40
Stock based compensation	351	282	(352)			421
Ending balance at Dec. 31, 2010	176,055	142,318	111,049	(4,778)		(72,534)
Ending balance, shares at Dec. 31, 2010		30,938			0
Comprehensive income:
Net income (loss)	230		230
Other comprehensive income	9,810			9,810
Stock based compensation, shares		63
Stock based compensation	591	526	(598)			663
Issuance of common stock, shares		1,597
Issuance of common stock	2,059	(14,813)				16,872
Ending balance at Dec. 31, 2011	$ 188,745	$ 128,031	$ 110,681	$ 5,032		$ (54,999)
Ending balance, shares at Dec. 31, 2011		32,598			0