Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2014

Accrued Liabilities [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

	2014		2013
Salaries and benefits	$	6,746	$	7,527
Incentive compensation	5,405		3,497
Value Added Tax accrual	398		960
Restructuring accrual	1,368		—
Other	3,433		3,567
	$	17,350	$	15,551