Restructuring Charges and Asset Impairment (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended		12 Months Ended
	Jun. 30, 2016	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Restructuring Costs [Abstract]
Cash payments		$ (33,866)	$ (30,775)
Restructuring reserve, expected international payment period, extend beyond		24 months
Proceeds from sale of buildings	$ 18,000	$ 17,671	38,640	$ 39,000
Loss on sale of building	5,000			5,000
Asset impairment charge	3,000
Operational Excellence
Restructuring Costs [Abstract]
Balance Beginning		47,422	90,179	90,179
Expenses, net		22,721	9,060
Cash payments		(33,866)	(30,775)
Balance Ending	36,277	36,277	68,464	47,422
Operational Excellence | Severance and benefits costs
Restructuring Costs [Abstract]
Balance Beginning		43,700	81,836	81,836
Expenses, net		21,399	9,258
Cash payments		(30,969)	(28,271)
Balance Ending	34,130	34,130	62,823	43,700
Operational Excellence | Other exit costs
Restructuring Costs [Abstract]
Balance Beginning		3,722	8,343	8,343
Expenses, net		1,322	(198)
Cash payments		(2,897)	(2,504)
Balance Ending	$ 2,147	$ 2,147	$ 5,641	$ 3,722
Minimum [Member]
Restructuring Costs [Abstract]
Restructuring reserve, expected payment period		12 months
Maximum [Member]
Restructuring Costs [Abstract]
Restructuring reserve, expected payment period		24 months