CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
NET SALES	$ 462,145	$ 365,701	$ 818,564	$ 603,812
COST OF SALES	217,924	172,351	388,806	285,907
GROSS PROFIT	244,221	193,350	429,758	317,905
OPERATING EXPENSES	111,739	83,674	208,822	157,443
OPERATING INCOME	132,482	109,676	220,936	160,462
OTHER INCOME:
Interest and other income, net	624	1,034	627	1,443
Loss on investments and put options, net (Note 3)	(350)	(713)	(51)	(137)
Total other income	274	321	576	1,306
INCOME BEFORE PROVISION FOR INCOME TAXES	132,756	109,997	221,512	161,768
PROVISION FOR INCOME TAXES	48,508	46,159	82,221	65,367
NET INCOME	$ 84,248	$ 63,838	$ 139,291	$ 96,401
NET INCOME PER COMMON SHARE:
Basic (in dollars per share)	$ 0.95	$ 0.72	$ 1.57	$ 1.09
Diluted (in dollars per share)	$ 0.90	$ 0.69	$ 1.49	$ 1.04
WEIGHTED AVERAGE NUMBER OF SHARES OF COMMON STOCK AND COMMON STOCK EQUIVALENTS:
Basic (in shares)	88,475	88,587	88,701	88,467
Diluted (in shares)	93,604	92,969	93,642	92,983