Restructuring Restructuring (Restructuring by Cost) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 7,410,000	$ 0
Restructuring Charges	15,715,000	0	(3,000)
Payments for Restructuring	(4,755,000)
Restructuring Reserve, Accrual Adjustment	(3,703,000)
Restructuring Reserve, Translation Adjustment	153,000
Restructuring Reserve	7,410,000	0
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	6,525,000	0
Restructuring Charges	9,721,000
Payments for Restructuring	(3,322,000)
Restructuring Reserve, Accrual Adjustment	0
Restructuring Reserve, Translation Adjustment	126,000
Restructuring Reserve	6,525,000	0
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	885,000	0
Restructuring Charges	5,994,000
Payments for Restructuring	(1,433,000)
Restructuring Reserve, Accrual Adjustment	(3,703,000)
Restructuring Reserve, Translation Adjustment	27,000
Restructuring Reserve	$ 885,000	$ 0