CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 107,585	$ 117,709
Short-term investments	5,872	59,711
Accounts receivable, net	77,192	102,056
Receivables from collaborative partners	506	533
Inventories	10,415	13,033
Prepaid and other current assets	17,704	13,162
Total current assets	219,274	306,204
Property and equipment, net	13,943	15,526
Intangible assets, net	824,944	902,149
Other assets	1,346	1,458
Total assets	1,059,507	1,225,337
Current liabilities:
Accounts payable	7,033	14,855
Accrued rebates, returns and discounts	136,998	131,536
Accrued liabilities	47,599	59,398
Income taxes payable	28	59
Current portion of Senior Notes	57,500
Contingent consideration liability, current portion	1,757	4,578
Interest payable	11,308	15,924
Other current liabilities	927	892
Total current liabilities	263,150	227,242
Contingent consideration liability, long-term portion	3,879	10,247
Senior Notes	311,726	466,051
Convertible Notes	265,163	252,725
Other long-term liabilities	16,942	18,284
Commitments and Contingencies
Shareholders' equity:
Common stock	309,351	291,634
Additional paid-in capital	75,707	75,917
Accumulated deficit	(186,404)	(116,744)
Accumulated other comprehensive loss, net of tax	(7)	(19)
Total shareholders' equity	198,647	250,788
Total liabilities and shareholders' equity	$ 1,059,507	$ 1,225,337