Condensed Consolidated Interim Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands |
Public Offering [Member]
Common Stock [Member]
|
Public Offering [Member]
Additional Paid-in Capital [Member]
|
Public Offering [Member]
AOCI Attributable to Parent [Member]
|
Public Offering [Member]
Retained Earnings [Member]
|
Public Offering [Member] |
The 2018 Purchase Agreement [Member]
Common Stock [Member]
|
The 2018 Purchase Agreement [Member]
Additional Paid-in Capital [Member]
|
The 2018 Purchase Agreement [Member]
AOCI Attributable to Parent [Member]
|
The 2018 Purchase Agreement [Member]
Retained Earnings [Member]
|
The 2018 Purchase Agreement [Member] |
The 2018 ATM Offering [Member]
Common Stock [Member]
|
The 2018 ATM Offering [Member]
Additional Paid-in Capital [Member]
|
The 2018 ATM Offering [Member]
AOCI Attributable to Parent [Member]
|
The 2018 ATM Offering [Member]
Retained Earnings [Member]
|
The 2018 ATM Offering [Member] |
The 2017 Purchase Agreement [Member]
Common Stock [Member]
|
The 2017 Purchase Agreement [Member]
Additional Paid-in Capital [Member]
|
The 2017 Purchase Agreement [Member]
AOCI Attributable to Parent [Member]
|
The 2017 Purchase Agreement [Member]
Retained Earnings [Member]
|
The 2017 Purchase Agreement [Member] |
Common Stock [Member] |
Additional Paid-in Capital [Member] |
AOCI Attributable to Parent [Member] |
Retained Earnings [Member] |
Total |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Balance (in shares) at Dec. 31, 2017 | 27,502,000 | ||||||||||||||||||||||||
Balance at Dec. 31, 2017 | $ 231,923 | $ 29,365 | $ (4,316) | $ (246,770) | $ 10,202 | ||||||||||||||||||||
Common shares issued (in shares) | 170,000 | 1,430,000 | 1,429,847 | 5,232,000 | 5,231,953 | ||||||||||||||||||||
Common shares issued | $ 600 | $ 600 | $ 5,246 | $ 5,246 | $ 14,995 | $ 14,995 | |||||||||||||||||||
Common shares issued upon exercise of stock options (in shares) | 77,000 | ||||||||||||||||||||||||
Common shares issued upon exercise of stock options | $ 317 | (134) | 183 | ||||||||||||||||||||||
Stock-based compensation | 2,743 | 2,743 | |||||||||||||||||||||||
Other comprehensive gain (loss) | (6) | (6) | |||||||||||||||||||||||
Net loss | (17,076) | (17,076) | |||||||||||||||||||||||
Balance (in shares) at Jun. 30, 2018 | 34,411,000 | ||||||||||||||||||||||||
Balance at Jun. 30, 2018 | $ 253,081 | 31,974 | (4,332) | (263,846) | 16,887 | ||||||||||||||||||||
Balance (in shares) at Dec. 31, 2018 | 38,162,000 | ||||||||||||||||||||||||
Balance at Dec. 31, 2018 | $ 261,072 | 32,963 | (4,316) | (275,638) | $ 14,081 | ||||||||||||||||||||
Common shares issued (in shares) | 11,500,000 | 171,000 | 5,502,433 | 77,000 | 77,349 | 5,502,000 | |||||||||||||||||||
Common shares issued | $ 19,594 | $ 19,594 | $ 360 | $ 360 | $ 178 | $ 178 | $ 10,000 | $ 10,000 | |||||||||||||||||
Common shares issued upon exercise of stock options (in shares) | 23,000 | 23,000 | |||||||||||||||||||||||
Common shares issued upon exercise of stock options | $ 34 | (15) | $ 19 | ||||||||||||||||||||||
Stock-based compensation | 1,230 | 1,230 | |||||||||||||||||||||||
Other comprehensive gain (loss) | 18 | 18 | |||||||||||||||||||||||
Net loss | (11,724) | (11,724) | |||||||||||||||||||||||
Balance (in shares) at Jun. 30, 2019 | 55,435,000 | ||||||||||||||||||||||||
Balance at Jun. 30, 2019 | $ 291,238 | $ 34,178 | $ (4,298) | $ (287,362) | $ 33,756 |