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Accrued and Other Liabilities (Tables)

12 Months Ended

Dec. 31, 2012

Accrued Liabilities, Current [Abstract]

Schedule of Accrued and Other Liabilities

Accrued and other liabilities at December 31, 2012 and 2011 consist of the following:

(in thousands)	2012				2011
Accrued expenses	$	62,567			$	82,342
Payroll and related accruals	49,563				44,421
Deferred revenue	27,296				23,793
Accrued royalties	17,600				25,659
Fair value of derivative instruments	12,911				2,492
Accrued earn-outs and milestone payments	9,806				17,470
Accrued interest on long-term debt	7,008				7,383
Preacquisition contingencies assumed in acquisition	5,493				6,203
Current portion of capital lease obligations	4,203				4,006
Total accrued and other liabilities	$	196,447			$	213,769

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