CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Total	Common Stock [Member]	Warrant [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balances at Dec. 31, 2010	$ 122,513	$ 84	$ 1,543	$ 30,242	$ 92,458	$ (1,814)
Comprehensive loss:
Net loss	(897)	0	0	0	(897)	0
Unrealized gains (losses) on available-for-sale securities, net of reclassification adjustment, net of taxes	400	0	0	0	0	400
Unrealized gains (losses) on cash flow hedging activities, net of reclassification adjustment, net of taxes	(275)	0	0	0	0	(275)
Total comprehensive loss	(772)
Repurchase of warrant	(25)	0	(1,543)	1,518	0	0
Shares issued for employee stock-based awards	0	1	0	(1)	0	0
Stock-based compensation	293	0	0	293	0	0
Cash dividends paid	(760)	0	0	0	(760)	0
Balances at Dec. 31, 2011	121,249	85	0	32,052	90,801	(1,689)
Comprehensive loss:
Net loss	(9,638)	0	0	0	(9,638)	0
Unrealized gains (losses) on available-for-sale securities, net of reclassification adjustment, net of taxes	524	0	0	0	0	524
Unrealized gains (losses) on cash flow hedging activities, net of reclassification adjustment, net of taxes	1,873	0	0	0	0	1,873
Total comprehensive loss	(7,241)
Stock-based compensation	103	0	0	103	0	0
Cash dividends paid	(85)	0	0	0	(85)	0
Balances at Dec. 31, 2012	114,026	85	0	32,155	81,078	708
Comprehensive loss:
Net loss	(9,634)	0	0	0	(9,634)	0
Unrealized gains (losses) on available-for-sale securities, net of reclassification adjustment, net of taxes	(2,331)	0	0	0	0	(2,331)
Unrealized gains (losses) on cash flow hedging activities, net of reclassification adjustment, net of taxes	1,186	0	0	0	0	1,186
Total comprehensive loss	(10,779)
Stock-based compensation	52	0	0	52	0	0
Balances at Dec. 31, 2013	$ 103,299	$ 85	$ 0	$ 32,207	$ 71,444	$ (437)