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Interim Consolidated Balance Sheets - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Current assets:    
Cash and cash equivalents $ 4,879 $ 5,238
Short term investments 2,503
Restricted cash 4,250 25
Prepaid expenses and other assets 217 568
Total current assets 11,849 5,831
Property and equipment, net 234 259
Operating right-of-use assets 492
Total assets 12,575 6,090
Current liabilities:    
Accounts payables 179 630
Other accrued liabilities 3,477 3,375
Lease liabilities 304
Accrued liabilities 446 755
Total current liabilities 4,406 4,760
Non-current liabilities:    
Long-term lease liabilities 188
Total liabilities 4,594 4,760
Commitments and contingencies
Stockholders' equity:    
Common stock; $0.01 par value; 220,000,000 shares authorized as of June 30, 2019 and December 31, 2018 4,307,666 and 3,012,343 shares issued and outstanding as of June 30, 2019 and December 31, 2018 43 31
Additional paid-in capital [1] 42,680 32,538
Treasury shares (3,375) (3,375)
Accumulated deficit (31,367) (27,864)
Total stockholders' equity 7,981 1,330
Total liabilities and stockholders' equity $ 12,575 $ 6,090
[1] The Company adopted ASU 2017-11 using the full retrospective approach. Refer to Note 6 for further information.