CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 57,233	$ 126,884
Short-term investments		1,205
Accounts receivables, net	42,149	72,482
Inventories, net	4,977	13,042
Prepaid and other current assets	22,741	17,238
Total current assets	127,100	230,851
Property and equipment, net	11,113	13,024
Intangible assets, net	742,985	793,873
Other long-term assets	30,997	869
Total assets	912,195	1,038,617
Current liabilities:
Accounts payable	3,144	14,732
Accrued rebates, returns and discounts	80,172	135,828
Accrued liabilities	29,434	60,496
Income taxes payable		126
Current portion of Senior Notes	105,000	82,500
Contingent consideration liability, current portion		156
Interest payable	12,282	13,220
Other current liabilities	1,746	3,522
Total current liabilities	231,778	310,580
Contingent consideration liability, long-term portion	967	1,457
Senior Notes	196,581	274,720
Convertible Notes	278,457	269,510
Other long-term liabilities	13,206	12,842
Total liabilities	720,989	869,109
Commitments and contingencies
Shareholders’ equity:
Common stock	323,045	313,857
Additional paid-in capital	74,897	75,164
Accumulated deficit	(206,732)	(219,508)
Accumulated other comprehensive loss, net of tax	(4)	(5)
Total shareholders’ equity	191,206	169,508
Total liabilities and shareholders' equity	$ 912,195	$ 1,038,617