Consolidated Statement Of Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Statement [Abstract]
Net sales	$ 767,541	$ 788,414	$ 1,542,448	$ 1,558,638
Cost of goods sold	422,501	435,767	851,131	864,579
Gross profit	345,040	352,647	691,317	694,059
Research and development expenses	62,514	66,431	125,976	127,934
Selling and administrative expenses	134,063	132,919	254,898	256,653
Restructuring and other charges, net	(358)	182	(170)	304
Operating profit	148,821	153,115	310,613	309,168
Interest expense	11,407	11,403	22,502	23,080
Other expense (income), net	436	(4,641)	(5,275)	(3,198)
Income before taxes	136,978	146,353	293,386	289,286
Taxes on income	31,604	36,068	59,754	72,294
Net income	105,374	110,285	233,632	216,992
Other comprehensive income, after tax:
Foreign currency translation adjustments	17,557	7,570	(32,958)	(1,826)
(Losses) gains on derivatives qualifying as hedges	(5,966)	1,598	6,117	2,058
Pension and postretirement net liability	5,476	4,400	11,023	8,765
Net current period other comprehensive income (loss)	17,067	13,568	(15,818)	8,997
Total comprehensive income	$ 122,441	$ 123,853	$ 217,814	$ 225,989
Net income per share - basic, in dollars per share	$ 1.30	$ 1.35	$ 2.88	$ 2.66
Net income per share - diluted, in dollars per share	$ 1.29	$ 1.35	$ 2.86	$ 2.64
Average number of shares outstanding - basic	80,790	80,949	80,729	81,003
Average number of shares outstanding - diluted	81,192	81,430	81,201	81,583
Dividends declared per share, in dollars per share	$ 0.47	$ 0.39	$ 0.94	$ 0.78