CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 42,823	$ 218,362
Short Term Investments	245,497	485,192
Accounts receivable, net	193,009	130,622
Inventories, net	34,519	35,282
Deferred tax assets, net	12,720	65,082
Other current assets	22,586	15,268
Assets held for sale from discontinued operations	0	13,127
Total current assets	551,154	962,935
Property and equipment, net	25,081	24,435
Intangible assets:
Intangible assets total	654,734	322,490
Less: accumulated amortization	152,242	127,182
Net intangible assets	502,492	195,308
Goodwill	202,627	92,398
Deferred tax assets, net	114,555	42,277
Long-term investments	40,270	21,480
Other assets	15,780	2,991
Total Assets	1,451,959	1,341,824
Current liabilities
Accounts payable	54,094	41,015
Current portion contingent convertible senior notes	169,145	0
Reserve for sales returns	60,024	60,692
Accrued Consumer Rebates And Loyalty Programs	139,948	101,678
Managed Care And Medicaid Reserves	72,801	49,375
Income taxes payable	0	4,628
Other current liabilities	78,785	75,228
Liabilities held for sale from discontinued operations	0	7,276
Total current liabilities	574,797	339,892
Long-term liabilities
Contingent convertible senior notes	181	169,326
Other liabilities	44,998	5,084
Stockholders' Equity
Preferred stock
Additional paid-in capital	796,979	715,651
Accumulated other comprehensive (loss) income	(21,315)	(2,149)
Accumulated earnings	567,581	460,716
Less: Treasury stock	512,290	347,691
Total stockholders' equity	831,983	827,522
Total liabilities and stockholders' equity	1,451,959	1,341,824
Class A [Member]
Stockholders' Equity
Common stock	1,028	995
Class B [Member]
Stockholders' Equity
Common stock