CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Income Statement [Abstract]
Net sales	$ 727,432	$ 744,045	$ 1,446,005	$ 1,471,167
Cost of goods sold	487,094	519,048	979,095	1,030,905
Gross profit	240,338	224,997	466,910	440,262
Selling, general & administrative expenses	135,215	127,714	272,106	251,329
Rationalization and asset impairment charges	851	1,258	1,902	1,258
Operating income	104,272	96,025	192,902	187,675
Other income (expense):
Interest income	890	849	1,916	1,732
Equity earnings in affiliates	1,258	2,006	2,517	2,698
Other income	913	403	1,627	1,269
Interest expense	(799)	(1,126)	(1,749)	(2,298)
Total other income	2,262	2,132	4,311	3,401
Income before income taxes	106,534	98,157	197,213	191,076
Income taxes	34,007	31,792	57,843	60,562
Net income including non-controlling interests	72,527	66,365	139,370	130,514
Non-controlling interests in subsidiaries’ (loss) earnings	(79)	46	(42)	(48)
Net income	$ 72,606	$ 66,319	$ 139,412	$ 130,562
Basic earnings per share (in dollars per share)	$ 0.88	$ 0.80	$ 1.69	$ 1.57
Diluted earnings per share (in dollars per share)	$ 0.87	$ 0.79	$ 1.67	$ 1.54
Cash dividends declared per share (in dollars per share)	$ 0.2	$ 0.17	$ 0.40	$ 0.34