CONSOLIDATED STATEMENTS 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
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	$ 2,386		$ (2,355)		$ 1,600		$ (5,546)
Defined benefit pension plan:
Amortization of net actuarial loss	11	[1]	8	[1]	21	[1]	16	[1]
Other comprehensive income	11		8		21		16
Comprehensive income (loss)	$ 2,397		$ (2,347)		$ 1,621		$ (5,530)

[1] Amounts are shown net of tax of $0 and $5 for the three months ended June 30, 2013 and 2012 and $0 and $10 for the six months ended June 30, 2013 and 2012, respectively.