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Selected Balance Sheet Information | 12 Months Ended
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Dec. 31, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Supplemental Balance Sheet Disclosures [Text Block] | 4. Selected Balance Sheet Information Prepaid expenses and other current assets (in thousands):
|  | December 31, 2017 |  | December 31, 2016 |
Prepaid insurance |  | $ | 351 |  | $ | 358 |
Other prepaid expenses |  |  | 290 |  |  | 185 |
Prepaid conferences, travel and other expenses |  |  | 94 |  |  | 295 |
Clinical consulting services refund receivable |  |  | 46 |  |  | - |
Prepaid clinical research organizations |  |  | 46 |  |  | 1,677 |
Total |  | $ | 827 |  | $ | 2,515 |
Prepaid clinical research organization expense is classified as a current asset. The Company makes payments to the clinical research organizations based on agreed upon terms that include payments in advance of study services. The Company anticipates that the majority of the prepaid clinical research organization expenses will be applied to research and development expenses during 2018. Property and equipment (in thousands):
|  | December 31, 2017 |  | December 31, 2016 |
Computer and office equipment |  | $ | 851 |  | $ | 641 |
Leasehold improvements |  |  | 439 |  |  | 439 |
Software |  |  | 11 |  |  | 11 |
|  |  | 1,301 |  |  | 1,091 |
Less accumulated depreciation and amortization |  |  | (429) |  |  | (186) |
Total |  | $ | 872 |  | $ | 905 |
ACCRUED EXPENSES Accrued expenses (in thousands):
|  | December 31, 2017 |  | December 31, 2016 |
Accrued manufacturing costs |  | $ | 661 |  | $ | 14 |
Accrued clinical consulting services |  |  | 658 |  |  | 2,211 |
Accrued vendor payments |  |  | 193 |  |  | 400 |
Other accrued expenses |  |  | 14 |  |  | 2 |
Total |  | $ | 1,526 |  | $ | 2,627 |
Accrued employee benefits (in thousands)
|  | December 31, 2017 |  | December 31, 2016 |
Accrued bonus expense |  | $ | 1,283 |  | $ | - |
Accrued severance expense |  |  | 590 |  |  | 52 |
Accrued vacation expense |  |  | 201 |  |  | 261 |
Total |  | $ | 2,074 |  | $ | 313 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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