Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2014

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, 2013	$	149,316
Service cost		83
Interest cost		1,710
Actuarial loss		(1,128)
Benefits paid		(1,077)
Currency changes		993
Benefit obligation at March 31, 2014	$	149,897
Change in plan assets:
Fair value of plan assets at December 31, 2013	$	116,568
Actual return on plan assets		1,582
Employer contribution		331
Benefits paid		(1,077)
Currency changes		784
Fair value of plan assets at March 31, 2014	$	118,188
Underfunded status at March 31, 2014	$	(31,709)

Schedule of Assumptions Used [Table Text Block]

Discount rate	4.6%
Expected long-term return on plan assets	5.9%