CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Current assets:
Cash	$ 168,185	$ 131,468
Prepaid expenses and other current assets	14,795	5,197
Total current assets	182,980	136,665
Property and equipment, net	4,891	2,344
Equity method investment	7,156	7,847
Other assets	64	32
Total assets	195,091	146,888
Current liabilities:
Accounts payable	4,658	4,721
Accrued expenses	10,606	4,708
Total current liabilities	15,264	9,429
Liability related to sale of future royalties, net	111,919	0
Warrant liability	0	4,021
Other long-term liabilities	2,095	1,467
Total liabilities	129,278	14,917
Commitments and contingencies
Shareholders’ equity:
Common shares, no par value; 200,000,000 shares authorized as of September 30, 2018 and December 31, 2017; 40,261,750 and 36,057,748 shares issued and outstanding as of September 30, 2018 and December 31, 2017, respectively	418,273	311,061
Additional paid-in capital	36,358	23,556
Accumulated deficit	(388,818)	(202,646)
Total shareholders’ equity	65,813	131,971
Total liabilities and shareholders’ equity	$ 195,091	$ 146,888