Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Operating activities
Net loss	$ (112,363)	$ (26,975)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation	991	714
Amortization of intangible assets	10,092	10,187
Stock-based compensation	8,467	14,368
Noncash interest expense	10,919	10,393
Provision for inventory excess and obsolescence	16,343	406
Impairment of goodwill	9,600
Unrealized foreign exchange gain	(882)	328
Loss on disposal of property and equipment		66
Deferred income taxes	10	137
Deferred rent	161	(61)
Changes in assets and liabilities, excluding the effect of acquisition:
Accounts receivable	4,480	(6,842)
Inventories	(1,294)	2,157
Prepaid expenses and other assets	1,247	(1,816)
Accounts payable	(5,643)	264
Accrued and other liabilities	9,276	6,447
Contingent litigation accrual	28,383
Net cash used in operating activities	(20,213)	9,773
Investing activities
Purchases of property and equipment	(563)	(619)
Payment for acquisition of MYALEPT		(325,000)
Net cash used in investing activities	(563)	(325,619)
Financing activities
Proceeds from long-term debt, net	2,828	24,962
Increase in restricted cash to collateralize long-term debt in default	(612)
Principal repayment of long-term debt		(4,010)
Payments for withholding taxes on restricted stock units	(82)	(117)
Proceeds from exercises of stock options	5	2,011
Net cash provided by (used in) financing activities	2,139	22,846
Exchange rate effect on cash	200	(375)
Net decrease in cash and cash equivalents	(18,437)	(293,375)
Cash and cash equivalents, beginning of period	64,501	375,937
Cash and cash equivalents, end of period	46,064	82,562
Supplemental disclosures of cash flow information
Cash paid for interest	3,631	3,571
Cash paid for taxes	$ 1,037	703
Non-cash investing activities
Purchases of property and equipment included in accounts payable		$ 159