CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balances at Dec. 31, 2011	$ 121,249	$ 85	$ 32,052	$ 90,801	$ (1,689)
Comprehensive loss:
Net loss	(4,564)	0	0	(4,564)	0
Unrealized gains (losses) on available-for-sale securities, net of taxes	744	0	0	0	744
Unrealized gains (losses) on cash flow hedging activities, net of taxes	751	0	0	0	751
Total comprehensive loss	(3,069)
Stock-based compensation	68	0	68	0	0
Cash dividends paid ($0.01 per share)	(85)	0	0	(85)	0
Balances at Sep. 30, 2012	118,163	85	32,120	86,152	(194)
Balances at Dec. 31, 2012	114,026	85	32,155	81,078	708
Comprehensive loss:
Net loss	(10,809)	0	0	(10,809)	0
Unrealized gains (losses) on available-for-sale securities, net of taxes	(2,434)	0	0	0	(2,434)
Unrealized gains (losses) on cash flow hedging activities, net of taxes	1,186	0	0	0	1,186
Total comprehensive loss	(12,057)
Stock-based compensation	32	0	32	0	0
Balances at Sep. 30, 2013	$ 102,001	$ 85	$ 32,187	$ 70,269	$ (540)