CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Current assets:
Cash	$ 52,286	$ 23,565
Restricted cash		67
Prepaid expenses and other current assets	883	403
Total current assets	53,169	24,035
Property and equipment, net	43	26
Deferred offering costs	2,399	134
Equity method investment (Note 5)	4,511	2,753
Restricted cash	60	60
Deferred tax assets	9	9
Total assets	60,191	27,017
Current liabilities:
Notes Payable, net of discount	4,489	4,216
Accounts payable	4,022	746
Accrued expenses	6,931	2,980
Total current liabilities	15,442	7,942
Warrant liability	1,234	780
Derivative liability	223	512
Contingent equity liability	22,313	18,938
Notes payable to related parties	602	595
Other long-term liabilities	19	13
Total liabilities	39,833	28,780
Commitments and contingencies (Note 14)
Series A convertible preferred shares, no par value; 11,242,172 shares authorized as of March 31, 2017 and December 31, 2016; 9,358,560 and 4,948,369 shares issued and outstanding as of March 31, 2017 and Dcember 31, 2016, respectively; aggregate liquidation preference of $86,951 and $45,976 as of March 31, 2017 and December 31, 2016, respectively	73,900	43,270
Shareholders' equity (deficit):
Common stock, no par value; 38,000,000 shares authorized as of March 31, 2017 and December 31, 2016; 13,121,000 and 13,088,500 shares issued and outstanding as of March 31, 2017 and December 31, 2016, respectively	20,296	19,944
Additional paid-in capital	20,371	10,479
Accumulated deficit	(94,209)	(75,456)
Total shareholders' equity (deficit)	(53,542)	(45,033)
Total liabilities, convertible preferred shares and shareholders' equity (deficit)	$ 60,191	$ 27,017