Accumulated Other Comprehensive Income

3 Months Ended

Mar. 31, 2012

Statement of Income and Comprehensive Income [Abstract]

Accumulated Other Comprehensive Income

Accumulated Other Comprehensive Income

The changes in accumulated other comprehensive income by component are as follows:

	Three Months Ended March 31, 2012
	Foreign currency translation adjustments		Pension liability adjustments, net of taxes			Accumulated other comprehensive income
Balance as of January 1, 2012	$	12,635	$	(9,642	)	$	2,993
Other comprehensive income, net of tax	2,021		243			2,264
Balance as of March 31, 2012	$	14,656	$	(9,399	)	$	5,257

	Three Months Ended March 31, 2011
	Foreign currency translation adjustments		Pension liability adjustments, net of taxes			Accumulated other comprehensive income
Balance as of January 1, 2011	$	14,938	$	(5,127	)	$	9,811
Other comprehensive income, net of tax	6,035		30			6,065
Balance as of March 31, 2011	$	20,973	$	(5,097	)	$	15,876