Accumulated Other Comprehensive Loss (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Consolidated Statements of Comprehensive Income [Abstract]
Transaction (loss) gain, beginning balance	$ (183)	$ (42)
Transaction (loss) gain, activity	59	(141)
Transaction (loss) gain, ending balance	(124)	(183)
Minimum pension/post retirement liability adjustment, beginning balance	(2,167)	(1,566)
Minimum pension/post retirement liability adjustment, activity	(21)	(601)
Minimum pension/post retirement liability adjustment, ending balance	(2,188)	(2,167)
Accumulated other comprehensive loss, beginning balance	(2,350)	(1,608)
Accumulated other comprehensive loss, activity	38	(742)
Accumulated other comprehensive loss, ending balance	$ (2,312)	$ (2,350)