Restructuring and Other Charges (Tables)

12 Months Ended

Dec. 31, 2014

Restructuring and Other Charges [Abstract]

Restructuring and other charges [Table Text Block]

	Restructuring			Acquisition transition costs			Total
	(in thousands)
Balance at December 31, 2012	$	999		$	—		$	999
Additions	3,537			1,892			5,429
Cash payments	(3,429		)	(1,882		)	(5,311		)
Adjustments	(94		)	—			(94		)
Balance at December 31, 2013	1,013			10			1,023
Additions	2,228			6			2,234
Cash payments	(2,901		)	(16		)	(2,917		)
Adjustments	(24		)	—			(24		)
Balance at December 31, 2014	$	316		$	—		$	316