Accounts Receivable (Schedule Of Accounts Affected By The Estimated Provisions) (Details) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2010		Jun. 30, 2011		Jun. 30, 2010
Accounts receivable reserves, Beginning balance	$ (114,272)		$ (108,289)		$ (114,272)
Accounts receivable reserves, Provision recorded for current period sales			(238,140)		(214,990)
Accounts receivable reserves, (Provision) reversal recorded for prior period sales			568		(1,361)
Accounts receivable reserves, Credits processed			231,291		224,548
Accounts receivable reserves, Ending balance			(114,570)		(106,075)
Accrued liabilities, Beginning balance	(24,713)	[1]	(32,169)	[1]	(24,713)	[1]
Accrued liabilities, Provision recorded for current period sales			(27,473)	[1]	(21,362)	[1]
Accrued liabilities, (Provision) reversal recorded for prior period sales			344	[1]	(614)	[1]
Accrued liabilities, Credits processed			27,150	[1]	10,025	[1]
Accrued liabilities, Ending balance			(32,148)	[1]	(36,664)	[1]
Accounts receivable additional reserve	1,300
Chargebacks [Member]
Accounts receivable reserves, Beginning balance	(16,111)		(19,482)		(16,111)
Accounts receivable reserves, Provision recorded for current period sales			(120,659)		(100,300)
Accounts receivable reserves, (Provision) reversal recorded for prior period sales					(77)	[2]
Accounts receivable reserves, Credits processed			121,055		100,510
Accounts receivable reserves, Ending balance			(19,086)		(15,978)
Rebates And Incentive Programs [Member]
Accounts receivable reserves, Beginning balance	(39,938)		(23,273)		(39,938)
Accounts receivable reserves, Provision recorded for current period sales			(52,068)		(65,310)
Accounts receivable reserves, (Provision) reversal recorded for prior period sales			660		(1,196)	[3]
Accounts receivable reserves, Credits processed			51,402		74,943
Accounts receivable reserves, Ending balance			(23,279)		(31,501)
Returns [Member]
Accounts receivable reserves, Beginning balance	(39,063)		(48,928)		(39,063)
Accounts receivable reserves, Provision recorded for current period sales			(15,808)		(11,490)
Accounts receivable reserves, (Provision) reversal recorded for prior period sales			265		570
Accounts receivable reserves, Credits processed			10,420		7,351
Accounts receivable reserves, Ending balance			(54,051)		(42,632)
Cash Discounts And Other [Member]
Accounts receivable reserves, Beginning balance	(19,160)		(16,606)		(19,160)
Accounts receivable reserves, Provision recorded for current period sales			(49,605)		(37,890)
Accounts receivable reserves, (Provision) reversal recorded for prior period sales			(357)		(658)
Accounts receivable reserves, Credits processed			48,414		41,744
Accounts receivable reserves, Ending balance			$ (18,154)		$ (15,964)

[1] Includes amounts due to indirect customers for which no underlying accounts receivable exists and is principally comprised of Medicaid rebates and rebates due under other U.S. Government pricing programs, such as TriCare, and the Department of Veterans Affairs.

[2] Unless specific in nature, the amount of provision or reversal of reserves related to prior periods for chargebacks is not determinable on a product or customer specific basis; however, based upon historical analysis and analysis of activity in subsequent periods, we have determined that our chargeback estimates remain reasonable.

[3] During the first quarter of 2010, the Company settled a dispute with a major customer and as a result recorded an additional reserve of $1,300 thousand.