| Dec'19 | Sep'19 | Jun'19 | Mar'19 | Dec'18 | Sep'18 | Jun'18 | Mar'18 | Dec'17 | Sep'17 | Jun'17 | Mar'17 | Dec'16 | Sep'16 | Jun'16 | Mar'16 | Dec'15 | Sep'15 | Jun'15 | Mar'15 | Dec'14 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Operating expenses: | ||||||||||||||||||||
Research and development expenses | ||||||||||||||||||||
8,267 | 6,833 | 21,090 | 7,149 | 21,483 | 21,502 | 37,418 | 21,799 | 37,346 | 38,555 | 43,712 | 40,798 | 36,630 | 32,074 | 25,276 | 23,435 | 34,324 | 9,399 | 9,486 | 3,786 | 10,538 |
General and administrative expenses | ||||||||||||||||||||
5,409 | 5,051 | 6,468 | 6,157 | 10,933 | 10,622 | 11,754 | 2,244 | 18,032 | 30,112 | 21,518 | 12,299 | 11,342 | 9,449 | 12,631 | 7,152 | 28,230 | 5,743 | 15,393 | 6,498 | 224 |
Total operating expenses | ||||||||||||||||||||
13,676 | 11,884 | 27,558 | 13,306 | 32,416 | 32,124 | 49,172 | 24,043 | 55,378 | 68,667 | 65,230 | 53,097 | 47,972 | 41,523 | 37,907 | 30,587 | 62,554 | 15,142 | 24,879 | 10,284 | 10,762 |
Other (income) expenses: | ||||||||||||||||||||
Interest expense | ||||||||||||||||||||
1,066 | 1,313 | 1,558 | 1,722 | 1,906 | 1,932 | 1,970 | 1,843 | 1,950 | 1,878 | 1,874 | 1,143 | 0 | 0 | 0 | - | - | - | - | - | - |
Other (income) expense | ||||||||||||||||||||
694 | -560 | 1,097 | 5,891 | 78 | 315 | -668 | 535 | -550 | -131 | 357 | - | 0 | 0 | - | - | - | - | - | - | - |
Other income | ||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | 0 | - | - | - | - | - | - |
Loss before income tax expense | ||||||||||||||||||||
-14,048 | -13,757 | -28,019 | -9,137 | -34,244 | -33,741 | -51,810 | -25,351 | -57,878 | -70,676 | -66,747 | -54,609 | -47,972 | -41,523 | -37,907 | -30,587 | -62,554 | -15,142 | -24,879 | -10,284 | -10,762 |
Income tax expense (benefit) | ||||||||||||||||||||
-9 | 127 | 38 | -91 | 52 | 94 | 78 | -32 | 24 | -1,590 | 2,519 | -1,776 | -161 | 729 | 148 | -917 | 802 | 24 | 74 | 1 | 0 |
Net loss | ||||||||||||||||||||
-14,039 | -13,884 | -28,100 | -9,046 | -34,296 | -33,835 | -51,888 | -25,319 | -57,902 | -69,086 | -69,266 | -52,833 | -47,811 | -42,252 | -38,055 | -29,670 | -63,356 | -15,166 | -24,953 | -10,285 | -10,762 |
Comprehensive loss | ||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -63,356 | -15,166 | -24,953 | - | -10,762 |
Net loss per common share — basic and diluted (in dollars per share) | ||||||||||||||||||||
-0.62 | -0.61 | -1.23 | 0.20 | -2.13 | -2.24 | -3.85 | -14.68 | -0.54 | -0.64 | -0.65 | -0.53 | -0.48 | -0.43 | -0.38 | -0.31 | -0.64 | -0.15 | -0.31 | -0.24 | -1.08 |
Weighted-average common shares outstanding - basic and diluted (in shares) | ||||||||||||||||||||
22,791 | 22,783 | 22,780 | 19,724 | 16,096 | 15,107 | 13,473 | -268,026 | 107,719 | 107,593 | 106,400 | 99,162 | 99,161 | 99,160 | 99,150 | 99,252 | 99,150 | 99,150 | 80,307 | 21,973 | 10,000 |
Research and development expenses | ||||||||||||||||||||
Costs allocated | ||||||||||||||||||||
0 | 0 | 0 | 0 | 0 | 3,069 | -2,619 | - | -409 | - | - | - | - | - | - | - | - | - | - | - | - |
General and administrative expenses | ||||||||||||||||||||
Costs allocated | ||||||||||||||||||||
-27 | -48 | -28 | -126 | -698 | -772 | -1,302 | - | -1,440 | - | - | - | - | - | - | - | - | - | - | - | - |