Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (10,004)	$ (538)	$ 2,641
Other comprehensive income (loss), net of tax:
Net unrealized gain (loss) on available for sale securities, net of tax of $3,506, $5,153 and $440 for the years ended December 31, 2014, 2013 and 2012, respectively	6,806	(10,002)	855
Reclassification adjustment for realized gains on available for sale securities called or sold in current year, net of tax of $34, $88 and $464 for the years ended December 31, 2014, 2013 and 2012, respectively	(65)	(170)	(900)
Loss from unfunded post-retirement benefit obligation, net of tax of $217, $369 and $137 for the years ended December 31, 2014, 2013 and 2012, respectively	(421)	(716)	(266)
Total other comprehensive income (loss)	6,320	(10,888)	(311)
Total comprehensive income (loss)	$ (3,684)	$ (11,426)	$ 2,330