Acquisitions (Details) $ / shares in Units, € in Thousands, shares in Thousands, SFr in Thousands, $ in Thousands			3 Months Ended				12 Months Ended
	Oct. 31, 2013 EUR (€) shares	Oct. 31, 2013 USD ($) shares	Dec. 31, 2015 CHF (SFr) employee subsidiary	Dec. 31, 2015 USD ($) subsidiary	Sep. 30, 2015 EUR (€) subsidiary	Sep. 30, 2015 USD ($) subsidiary	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($) $ / shares	Dec. 31, 2015 USD ($) employee	Sep. 30, 2015 USD ($)
Business Acquisition [Line Items]
Period of acquisitions							3 years
Number of subsidiaries included in business acquisition | subsidiary			2	2	1	1
Diluted:
Net sales							$ 1,193,975	$ 1,262,006	$ 1,091,566
Männer Business and Synventive [Member]
Business Acquisition [Line Items]
Net sales									1,191,109
Income from continuing operations									92,343
Net income									$ 290,549
Basic:
Income from continuing operations (in dollars per share) | $ / shares									$ 1.69
Net income (in dollars per share) | $ / shares									5.31
Diluted:
Income from continuing operations (in dollars per share) | $ / shares									1.65
Net income (in dollars per share) | $ / shares									$ 5.20
Männer Business [Member]
Business Acquisition [Line Items]
Aggregate purchase price	€ 280,742	$ 380,673
Cash paid	€ 253,242	$ 343,978
Equity interests issued (in shares) | shares	1,032,493	1,032,493
Equity interests issued	€ 27,500	$ 36,695
Cash acquired	€ 27,030	$ 36,714
Acquisition related costs									$ 3,642
Sales since date of acquisition									18,894
Operating income									2,817
Purchase accounting adjustments									$ 7,279
Priamus [Member]
Business Acquisition [Line Items]
Aggregate purchase price			SFr 9,831	$ 10,062
Business Combination, Number of Employees | employee			40							40
Acquisition related costs							574
Diluted:
Net sales				$ 2,028
Priamus System Technologies AG [Member]
Business Acquisition [Line Items]
Number of subsidiaries included in business acquisition | subsidiary			2	2
Thermoplay [Member]
Business Acquisition [Line Items]
Aggregate purchase price					€ 58,066	$ 63,690
Adjustments under terms of Share Purchase Agreement			SFr 1,556		17,054					$ 1,592	$ 18,706
Cash paid					56,700	62,191
Liabilities recorded					€ 1,366	$ 1,499
Acquisition related costs							$ 2,195
Diluted:
Net sales				$ 13,593