Accounts Receivable (Schedule Of Accounts Affected By The Estimated Provisions) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012		Jun. 30, 2012		Jun. 30, 2011
Accounts Affected By The Estimated Provisions [Line Items]
Accounts receivable reserves, Beginning balance			$ (143,164)		$ (108,289)
Accounts receivable reserves, Provision recorded for current period sales			(375,558)		(238,140)
Accounts receivable reserves, (Provision) reversal recorded for prior period sales			734		568
Accounts receivable reserves, Credits processed			362,955		231,291
Accounts receivable reserves, Ending balance	(155,033)		(155,033)		(114,570)
Accrued liabilities, Beginning balance			(39,614)	[1]	(32,169)	[1]
Accrued liabilities, Provision recorded for current period sales			(26,909)	[1]	(27,473)	[1]
Accrued liabilities, (Provision) reversal recorded for prior period sales			0	[1]	344	[1]
Accrued liabilities, Credits processed			38,055	[1]	27,150	[1]
Accrued liabilities, Ending balance	(28,468)	[1]	(28,468)	[1]	(32,148)	[1]
Resolution of customer dispute regarding invalid deductions taken in prior years	1,700
Chargebacks [Member]
Accounts Affected By The Estimated Provisions [Line Items]
Accounts receivable reserves, Beginning balance			(20,688)		(19,482)
Accounts receivable reserves, Provision recorded for current period sales			(205,290)		(120,659)
Accounts receivable reserves, (Provision) reversal recorded for prior period sales			0	[2]	0	[2]
Accounts receivable reserves, Credits processed			197,280		121,055
Accounts receivable reserves, Ending balance	(28,698)		(28,698)		(19,086)
Rebates and incentive programs [Member]
Accounts Affected By The Estimated Provisions [Line Items]
Accounts receivable reserves, Beginning balance			(35,132)		(23,273)
Accounts receivable reserves, Provision recorded for current period sales			(96,881)		(52,068)
Accounts receivable reserves, (Provision) reversal recorded for prior period sales			(59)		660
Accounts receivable reserves, Credits processed			87,248		51,402
Accounts receivable reserves, Ending balance	(44,824)		(44,824)		(23,279)
Returns [Member]
Accounts Affected By The Estimated Provisions [Line Items]
Accounts receivable reserves, Beginning balance			(58,672)		(48,928)
Accounts receivable reserves, Provision recorded for current period sales			(15,362)		(15,808)
Accounts receivable reserves, (Provision) reversal recorded for prior period sales			1,602	[1]	265
Accounts receivable reserves, Credits processed			12,026		10,420
Accounts receivable reserves, Ending balance	(60,406)		(60,406)		(54,051)
Cash discounts and other [Member]
Accounts Affected By The Estimated Provisions [Line Items]
Accounts receivable reserves, Beginning balance			(28,672)		(16,606)
Accounts receivable reserves, Provision recorded for current period sales			(58,025)		(49,605)
Accounts receivable reserves, (Provision) reversal recorded for prior period sales			(809)		(357)
Accounts receivable reserves, Credits processed			66,401		48,414
Accounts receivable reserves, Ending balance	$ (21,105)		$ (21,105)		$ (18,154)

[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.