Consolidated Statement of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Statement of Comprehensive Income (Loss) [Abstract]
Net income (loss)	$ 4,665	$ (10,474)	$ 3,460
Unrealized holding gains (losses) arising during the period related to investment securities available-for-sale:
Unrealized net gains (losses)	8,093	3,381	(358)
Related income tax (expense) benefit	(3,120)	(1,257)	173
Net unrealized gains (losses)	4,973	2,124	(185)
Less: reclassification adjustment for net gains realized during the period on investment securities available-for-sale:
Realized net gains	1,509	1,715	689
Related income tax expense	(574)	(615)	(238)
Net realized gains	935	1,100	451
Other comprehensive income (loss)	4,038	1,024	(636)
Comprehensive income (loss)	$ 8,703	$ (9,450)	$ 2,824