Condensed Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Statement of Other Comprehensive Income [Abstract]
Net income (loss)	$ 919	$ 6,236
Other comprehensive income (loss), net of tax:
Foreign currency translation	(4)	(67)
Defined benefit pension plans:
Net gain/(loss) arising during the period	(22)	102
Amortization of prior service cost included in net periodic pension cost	5	5
Pension adjustment	(17)	107
Total other comprehensive income, net of tax	(21)	40
Comprehensive income (loss)	$ 898	$ 6,276