Certain Balance Sheet Items (Tables)

6 Months Ended

Jun. 30, 2014

Certain Balance Sheet Items [Abstract]

Property and Equipment

Property and equipment consisted of the following (in thousands):

	June 30, 2014			December 31, 2013
Construction-in-progress	$	18,041		$	4,388
Computer software	8,476			7,960
Machinery and equipment	7,495			417
Leasehold improvements	6,753			4,587
Computer equipment	6,550			5,610
Furniture and fixtures	2,279			1,897
Land and buildings	1,686			—
Subtotal	51,280			24,859
Less accumulated depreciation and amortization	(12,818		)	(10,613		)
Property and equipment, net	$	38,462		$	14,246

Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

	June 30, 2014		December 31, 2013
Rebates and other sales deductions	$	45,871	$	38,772
Employee compensation and benefits	39,782		31,829
Sales returns reserve	17,214		21,110
Royalties	7,328		6,082
Accrued interest	6,174		4,150
Accrued construction-in-progress	3,298		450
Professional fees	3,209		5,225
Other	19,967		12,100
Total accrued liabilities	$	142,843	$	119,718