XML 14 R4.htm IDEA: XBRL DOCUMENT v3.10.0.1
STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Costs and expenses:        
Research and development $ 1,154 $ 4,508 $ 2,874 $ 7,754
General and administrative 1,002 1,051 2,055 2,186
Total costs and expenses 2,156 5,559 4,929 9,940
Loss from operations (2,156) (5,559) (4,929) (9,940)
Interest and other income 43 39 84 84
Interest expense (3) (2) (6) (4)
Net loss (2,116) (5,522) (4,851) (9,860)
Change in unrealized loss on marketable securities   4 2 14
Comprehensive loss $ (2,116) $ (5,518) $ (4,849) $ (9,846)
Net loss per share:        
Basic and diluted $ (0.15) $ (0.59) $ (0.35) $ (1.07)
Weighted average shares outstanding:        
Basic and diluted 13,923,512 9,324,822 13,772,947 9,210,186