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Convertible Loan from Shareholders (Details Narrative) (10-K) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 28, 2016 | Aug. 31, 2016 | Jul. 07, 2016 | Oct. 08, 2015 | Sep. 30, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Aug. 15, 2016 | May 11, 2016
Loans receivable |  |  |  |  |  |  | $ 750 |  |
Loan [Member] |  |  |  |  |  |  |  |  |
Common stock issued in connection with conversion of loan at the merger | 151,119 |  |  |  |  |  |  |  |
Loan [Member] | Before Reverse Split [Member] |  |  |  |  |  |  |  |  |
Common stock issued in connection with conversion of loan at the merger | 2,242,939 |  |  |  |  |  |  |  |
Microbot Israel [Member] |  |  |  |  |  |  |  |  |
Loans receivable |  |  |  | $ 419 |  |  |  |  |
Loan bears interest rate |  |  |  | 10.00% |  |  |  |  |
Proceeds from exercise of warrant |  |  |  |  | $ 410 |  |  |  |
The loan bears interest rate |  |  |  |  |  |  |  |  | 10.00%
Debt, discount rate | 20.00% |  |  |  |  |  |  |  | 20.00%
Microbot Israel [Member] | Series A Preferred Shares [Member] |  |  |  |  |  |  |  |  |
Debt conversion, preferred shares issued |  |  | 1,315,023 |  |  |  |  |  |
Debt conversion, warrant issued |  |  | 1,188,275 |  |  |  |  |  |
Exercise price of warrants |  |  | $ 1.00 |  |  |  |  |  |
Alpha Capital [Member] | Merger Agreement [Member] |  |  |  |  |  |  |  |  |
Secured note principal amount |  | $ 2,000 |  |  |  |  |  |  |
Principal and accrued interest of note |  | $ 2,029 |  |  |  |  |  |  |
Alpha Capital [Member] | Secured Note [Member] |  |  |  |  |  |  |  |  |
Loan bears interest rate |  |  |  |  |  |  |  | 6.00% |
Secured note principal amount |  |  |  |  |  |  |  | $ 2,000 |
Alpha Capital [Member] | Convertible Note [Member] |  |  |  |  |  |  |  |  |
Loan bears interest rate |  |  |  |  |  | 6.00% |  |  |
Principal and accrued interest of note |  |  |  |  |  | $ 2,029 |  |  |
Debt maturity date |  |  |  |  |  | Nov. 28, 2019 |  |  |
Convertible note, conversion price |  |  |  |  |  | $ 9.60 |  |  |
Alpha Capital [Member] | Convertible Note [Member] | Before Reverse Split [Member] |  |  |  |  |  |  |  |  |
Convertible note, conversion price |  |  |  |  |  | $ 0.64 |  |  |

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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 + Details
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- Definition The number of warrants issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586 + Details
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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6036836-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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