Accounts Receivable (Tables)

6 Months Ended

Jun. 30, 2012

Accounts Receivable, Net [Abstract]

Impact Of Accounts Receivable Reserves And Allowance For Doubtful Accounts On The Gross Trade Accounts Receivable Balances

	June 30, 2012			December 31, 2011
Gross trade accounts receivable	$	311,189		$	269,204
Chargebacks	(28,698		)	(20,688		)
Rebates and incentive programs	(44,824		)	(35,132		)
Returns	(60,406		)	(58,672		)
Cash discounts and other	(21,105		)	(28,672		)
Allowance for doubtful accounts	(89		)	(100		)
Accounts receivable, net	$	156,067		$	125,940

Impact Of Allowance For Doubtful Accounts On The Gross Trade Accounts Receivable Balances

Allowance for doubtful accounts
	Six months ended
	June 30, 2012			June 30, 2011
Balance at beginning of period	$	(100	)	$	(1	)
Additions – charge to expense	(4		)	—
Adjustments and/or deductions	15			1
Balance at end of period	$	(89	)	$	—

Schedule Of Accounts Affected By The Estimated Provisions

	Six months ended June 30, 2011
Accounts receivable reserves	Beginning balance			Provision recorded for current period sales			(Provision) reversal recorded for prior period sales				Credits processed		Ending balance
Chargebacks	$	(19,482	)	$	(120,659	)	—			(1)	$	121,055	$	(19,086	)
Rebates and incentive programs	(23,273		)	(52,068		)	660				51,402		(23,279		)
Returns	(48,928		)	(15,808		)	265				10,420		(54,051		)
Cash discounts and other	(16,606		)	(49,605		)	(357		)		48,414		(18,154		)
Total	$	(108,289	)	$	(238,140	)	$	568			$	231,291	$	(114,570	)
Accrued liabilities (2)	$	(32,169	)	$	(27,473	)	$	344			$	27,150	$	(32,148	)

	Six months ended June 30, 2012
Accounts receivable reserves	Beginning balance			Provision recorded for current period sales			(Provision) reversal recorded for prior period sales				Credits processed		Ending balance
Chargebacks	$	(20,688	)	$	(205,290	)	—			(1)	$	197,280	$	(28,698	)
Rebates and incentive programs	(35,132		)	(96,881		)	(59		)		87,248		(44,824		)
Returns	(58,672		)	(15,362		)	1,602			(3)	12,026		(60,406		)
Cash discounts and other	(28,672		)	(58,025		)	(809		)		66,401		(21,105		)
Total	$	(143,164	)	$	(375,558	)	$	734			$	362,955	$	(155,033	)
Accrued liabilities (2)	$	(39,614	)	$	(26,909	)	—				$	38,055	$	(28,468	)

Schedule Of Gross Accounts Receivable By Major Customers Type

	June 30, 2012	December 31, 2011
Cardinal Health, Inc.	27%	19%
McKesson Corporation	26%	25%
CVS Caremark	14%	17%
AmerisourceBergen Corporation	7%	12%
Other customers	26%	27%
Total gross accounts receivable	100%	100%