CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
NET SALES	$ 474,709	$ 381,466	$ 1,293,273	$ 985,277
COST OF SALES	224,402	183,540	613,208	469,447
GROSS PROFIT	250,307	197,926	680,065	515,830
OPERATING EXPENSES	118,217	90,371	327,039	247,813
OPERATING INCOME	132,090	107,555	353,026	268,017
OTHER INCOME (EXPENSE):
Interest and other income (expense), net	(63)	541	564	1,983
Loss on investments and put options, net (Note 3)	(799)	(727)	(850)	(864)
Total other income (expense)	(862)	(186)	(286)	1,119
INCOME BEFORE PROVISION FOR INCOME TAXES	131,228	107,369	352,740	269,136
PROVISION FOR INCOME TAXES	48,836	40,873	131,057	106,239
NET INCOME	$ 82,392	$ 66,496	$ 221,683	$ 162,897
NET INCOME PER COMMON SHARE:
Basic (in dollars per share)	$ 0.94	$ 0.75	$ 2.51	$ 1.84
Diluted (in dollars per share)	$ 0.88	$ 0.72	$ 2.37	$ 1.75
WEIGHTED AVERAGE NUMBER OF SHARES OF COMMON STOCK AND COMMON STOCK EQUIVALENTS:
Basic (in shares)	87,976	88,369	88,458	88,434
Diluted (in shares)	93,320	92,865	93,582	92,915