Condensed Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Condensed Consolidated Statements Of Operations [Abstract]
Net sales	$ 489,417	$ 427,089
Cost of sales	286,528	248,389
Gross profit	202,889	178,700
Selling, general and administrative expenses	113,382	100,979
Restructuring expenses	4,938
Operating income	84,569	77,721
Other income (expense) - net	117	(907)
Interest expense	10,662	6,454
Income before income taxes	74,024	70,360
Provision for income taxes	21,853	22,409
Net income	$ 52,171	$ 47,951
Basic earnings per common share	$ 0.63	$ 0.58
Diluted earnings per common share	$ 0.62	$ 0.57
Share data:
Basic weighted average common shares outstanding	82,804	81,430
Diluted weighted average common shares outstanding	83,902	83,248