Restructuring, Acquisition, and Integration-Related Costs (Related Costs by Type of Cost) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]
Accelerated depreciation included in restructuring costs		$ 8,650	$ 8,982
Cost of sales
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 33,582	35,956	19,795
Acquisition integration-related costs	4,722	9,597	11,426
Restructuring and integration-related costs, including accelerated depreciation	38,304	45,553	31,221
Selling, general and administrative expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	4,881	5,779	5,684
Acquisition transaction-related costs	0	9,502	0
Acquisition integration-related costs	7,438	13,770	14,697
Restructuring and integration-related costs, including accelerated depreciation	$ 12,319	$ 29,051	$ 20,381