CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Statement Of Income And Comprehensive Income [Abstract]
Net (loss) income	$ (3,142)	$ 5,796	$ (6,311)	$ 7,178
Other comprehensive (loss) income net of tax:
Change in unrealized gain (loss) on securities available for sale	(1,014)	1,405	(1,643)	1,053
Change in net unrealized gain (loss) and prior service benefit on supplemental executive retirement plan		9	20	18
Total comprehensive (loss) income	$ (4,156)	$ 7,210	$ (7,934)	$ 8,249