Condensed Consolidated Statements Of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Condensed Consolidated Statements Of Comprehensive Income [Abstract]
Net income	$ 504	$ 196
Other comprehensive income, net of tax:
Foreign currency translation adjustment	2,453	752
Defined benefit pension plan:
Net income for the period, net of tax of $8 and $0 for the three months ended March 31, 2012 and March 31, 2011, respectively	46	73
Prior service credit for the period, net of tax of $2 and $0 for the three months ended March 31, 2012 and March 31, 2011, respectively	9	11
Other comprehensive income, net of tax	2,508	836
Comprehensive income	$ 3,012	$ 1,032