Annual report pursuant to Section 13 and 15(d)

Quarterly Financial Information (unaudited) (Details)

v3.8.0.1
Quarterly Financial Information (unaudited) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 10 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Dec. 31, 2015
Dec. 31, 2017
Dec. 31, 2016
Total Revenue $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0        
Operating expenses 15,730 7,084 5,665 3,306 7,831 1,670 1,040 822 $ 4,298   $ 31,785 $ 11,363
Other income/(expense) 129 144 136 88 (917) (200) (93) (81) (168)   497 (1,291)
Net loss $ (15,601) $ (6,940) $ (5,529) $ (3,218) $ (8,748) $ (1,870) $ (1,133) $ (903) $ (4,466) $ (4,466) $ (31,288) $ (12,654)
Basic and diluted net loss per common share $ (0.61) $ (0.27) $ (0.21) $ (0.14) $ (0.64) $ (0.19) $ (0.11) $ (0.09) $ (0.45)   $ (1.24) $ (1.15)