Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Condensed Consolidated Statements of Comprehensive Income (Loss) [Abstract]
Net income (loss)	$ 438	$ 4,282	$ (331)	$ 2,418
Other comprehensive income (loss):
Accumulated income	67	36	135	72
Effect of income taxes	(25)	(13)	(50)	(26)
Prior service cost	15	15	30	30
Effect of income taxes	(5)	(6)	(11)	(11)
Unrealized gains on available for sale securities
Less: reclassifications of gains included in net loss			(13)
Effect of income taxes			5
Other comprehensive income	52	32	96	65
Comprehensive income (loss)	$ 490	$ 4,314	$ (235)	$ 2,483