BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 95,697	$ 1,634
Refundable PDUFA fee		2,335
Prepaid expenses and other current assets	1,186	527
Total current assets	96,883	4,496
Property and equipment, net	738	514
Restricted cash	97	80
Total assets	97,718	5,090
Current liabilities:
Accounts payable	3,537	2,208
Accrued expenses	2,228	1,956
Current portion of deferred rent and lease note payable		59
Current portion of term loan payable	2,667	1,194
Convertible bridge notes with related parties		5,000
Total current liabilities	8,432	10,417
Lease incentive obligation	68	101
Term loan payable, long-term	4,146	6,813
Total liabilities	$ 12,646	$ 17,331
Commitments and contingencies (See Note 7)
Shareholders’ equity (deficit):
Common stock, $0.001 par value; authorized shares - 100,000,000 at December 31, 2015 and 72,000,000 at December 31, 2014; issued and outstanding shares - 20,739,351 at December 31, 2015 and 1,006,219 at December 31, 2014	$ 21	$ 1
Additional paid-in capital	214,062	12,407
Accumulated deficit	(129,008)	(101,753)
Treasury stock	(3)	(3)
Total shareholders' equity (deficit)	85,072	(89,348)
Total liabilities, convertible redeemable preferred stock and shareholders' equity (deficit)	$ 97,718	5,090
Series A convertible redeemable preferred stock
Convertible redeemable preferred stock
Convertible redeemable preferred stock		12,781
Series B convertible redeemable preferred stock
Convertible redeemable preferred stock
Convertible redeemable preferred stock		51,212
Series C convertible redeemable preferred stock
Convertible redeemable preferred stock
Convertible redeemable preferred stock		$ 13,114