CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
CONDENSED CONSOLIDATED STATEMENTS OF INCOME
NET SALES	$ 590,422	$ 541,940	$ 1,705,579	$ 1,589,185
COST OF SALES	282,952	268,348	809,809	767,417
GROSS PROFIT	307,470	273,592	895,770	821,768
OPERATING EXPENSES	156,041	132,907	457,610	385,026
OPERATING INCOME	151,429	140,685	438,160	436,742
OTHER (EXPENSE) INCOME:
Interest and other (expense) income, net	(750)	331	(8,690)	255
Gain on investments and put options, net (Note 3)	44	222	2,681	585
Total other (expense) income	(706)	553	(6,009)	840
INCOME BEFORE PROVISION FOR INCOME TAXES	150,723	141,238	432,151	437,582
PROVISION FOR INCOME TAXES	58,536	55,096	169,596	165,545
NET INCOME	$ 92,187	$ 86,142	$ 262,555	$ 272,037
NET INCOME PER COMMON SHARE:
Basic (in dollars per share)	$ 0.55	$ 0.49	$ 1.58	$ 1.55
Diluted (in dollars per share)	$ 0.53	$ 0.47	$ 1.51	$ 1.47
WEIGHTED AVERAGE NUMBER OF SHARES OF COMMON STOCK AND COMMON STOCK EQUIVALENTS:
Basic (in shares)	167,457	175,026	166,483	175,347
Diluted (in shares)	173,948	183,899	173,344	185,365