CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 66,927	$ 52,071
Marketable securities	368,249	380,742
Accounts receivable, net	30,497	32,467
Inventory	1,290	1,025
Prepaid expenses and other current assets	25,305	11,996
Total current assets	492,268	478,301
Property and equipment, net	2,917	3,113
Operating lease right-of-use assets	8,945	9,272
Intangible assets, net	19,702	20,081
Deferred tax assets	70,798	74,878
Non-current inventory and other	8,928	8,147
Total assets	603,558	593,792
Current liabilities:
Accounts payable and accrued liabilities	51,394	34,438
Product revenue allowances	39,348	39,981
Total current liabilities	90,742	74,419
Operating lease non-current liabilities	9,660	10,055
Other non-current liabilities	1,033	4,390
Total liabilities	101,435	88,864
Commitments and contingencies (Notes 8 and 13)
Stockholders’ equity:
Preferred stock, $0.001 par value; 20,000,000 shares authorized, and no shares issued or outstanding at March 31, 2022 and December 31, 2021	0	0
Common stock, $0.001 par value; 150,000,000 shares authorized; 56,486,712 and 55,900,855 shares issued and outstanding at March 31, 2022 and December 31, 2021, respectively	56	56
Additional paid-in capital	674,001	669,223
Accumulated other comprehensive loss	(1,328)	(175)
Accumulated deficit	(170,606)	(164,176)
Total stockholders’ equity	502,123	504,928
Total liabilities and stockholders’ equity	$ 603,558	$ 593,792