Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 371,801	$ 272,974
Current investments	13,639	17,727
Accounts receivable	44,198	31,615
Inventories, net	124,677	112,111
Prepaid expenses and other	90,525	95,660
Total current assets	644,840	530,087
Property and equipment, net	169,527	149,505
Goodwill	112,446	112,446
Other intangible assets, net	79,094	83,333
Other assets	129,064	115,585
Total assets	1,134,971	990,956
Current liabilities:
Accounts payable	44,764	32,181
Accrued expenses	226,213	180,382
Current portion of long-term debt	28,100	28,608
Total current liabilities	299,077	241,171
Long-term debt	190,712	107,944
Other liabilities	77,913	67,605
Total liabilities	567,702	416,720
Commitments and contingencies (Note 9)
Stockholders' equity:
Class A common stock - 500 million shares authorized, $.001 par value, 90.6 million shares issued	91	91
Additional paid-in capital	305,336	292,240
Treasury stock, at cost - 30.4 million and 28.3 million shares	(629,078)	(522,162)
Retained earnings	950,127	866,632
Accumulated other comprehensive loss	(59,207)	(62,565)
Total stockholders' equity	567,269	574,236
Total liabilities and stockholders' equity	$ 1,134,971	$ 990,956