Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2012

Employee Benefit Plans [Abstract]

Schedule of Changes in Fair Value of Plan Assets [Table Text Block]

		Defined Benefit Plan
Change in benefit obligation:
Balance at December 31, 2011	$	109,877
Service cost		78
Interest cost		1,397
Actuarial gain		3,849
Benefits paid		(977)
Currency changes		3,207
Benefit obligation at March 31, 2012	$	117,431
Change in plan assets:
Fair value of plan assets at December 31, 2011	$	96,384
Actual return on plan assets		2,254
Employer contribution		1,089
Benefits paid		(977)
Currency changes		2,774
Fair value of plan assets at March 31, 2012	$	101,524
Underfunded status at March 31, 2012	$	(15,907)