XML 74 R61.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Share Capital (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 Months Ended | 9 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Aug. 13, 2018 | May 24, 2018 | Apr. 10, 2018 | Feb. 28, 2018 | Dec. 28, 2017 | Dec. 06, 2017 | Sep. 14, 2017 | Jun. 05, 2017 | May 09, 2017 | Jan. 05, 2017 | Dec. 27, 2016 | Dec. 16, 2016 | May 02, 2016 | Nov. 30, 2017 | May 31, 2017 | Sep. 30, 2014 | Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017 | Dec. 31, 2016 | Mar. 31, 2018 | Mar. 31, 2017 | Nov. 28, 2016 | Oct. 08, 2015
Preferred stock, par value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.01 |  | $ 0.01 |  | $ 0.01 |  |  |  |  |
Authorized capital stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 221,000,000 |  | 221,000,000 |  |  |  |  |  |  |
Common stock, shares authorized |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 220,000,000 |  | 220,000,000 |  | 220,000,000 |  |  |  |  |
Ordinary shares, par value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.01 |  | $ 0.01 |  | $ 0.01 |  |  |  |  |
Preferred stock, shares authorized |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000 |  | 1,000,000 |  | 1,000,000 |  |  |  |  |
Common stock, shares issued, including temporary equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,837,863 |  |  |
Common stock, shares outstanding, including temporary equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,837,863 |  |  |
Preferred stock, shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 550 |  | 4,001 |  | 9,736 |  |  |  |  |
Preferred stock, shares outstanding |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 550 |  | 4,001 |  | 9,736 |  |  |  |  |
Proceeds from issuance of shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 12,704 | $ 12,702 |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000 |  | 272,090 | [1] | 96,482 | [1] |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 9 |  | $ 16.5 | [1] |  | [1] |  |  |  |
Stock-based employee compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,139 | 196 | $ 254 |  | $ 675 |  |  |  |  |
Number of option exercised | [1] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued during period |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on extinguishment of convertible note |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,364 | 2,364 |  |  |  |  |  |  |
Repurchase of common stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 500 |  | $ 500 |  |  |  |  |  |  |
Fair market value percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  | 25.00% |  |  |  |  |  |  |
Temporary equity value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 500 |  | $ 500 |  |  |  |  |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, shares authorized |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200,000,000 |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, shares authorized |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 220,000,000 |
General and Administrative Expense [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based employee compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 253 |  | 676 |  |  |  |  |
Number of shares issued for services, value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7,258 |  |  |  |  |
Microbot Israel [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan bears interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10.00%
Microbot Israel [Member] | General and Administrative Expense [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based employee compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 675 |  | 675 |  |  |  |  |  |  |
CardioSert Ltd [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of common shares issued for acquisition |  |  | 6,738 | 6,738 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
CardioSert Ltd [Member] | Research and Development Expense [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based employee compensation |  |  | $ 74 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Alpha Capital [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, par value |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.01 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rights to acquire shares of common stock |  |  |  |  |  |  |  |  |  |  |  |  | 655,967 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Designated preferred stock |  |  |  |  |  |  |  |  |  |  |  |  | 9,736 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued during period |  |  |  |  |  |  |  |  |  |  |  |  | 655,967 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock shares issued and outstanding reduced during the period |  |  |  |  |  |  |  |  |  |  |  |  | 1,786,684 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchaser [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of common stock shares sold during the period |  |  |  |  |  |  |  |  |  |  | 47,163 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock price per share |  |  |  |  |  |  |  |  |  |  | $ 74 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of shares |  |  |  |  |  |  |  |  |  |  | $ 3,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Placement agent fee |  |  |  |  |  |  |  |  |  |  | $ 210 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investor [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of common stock shares sold during the period |  |  |  |  |  |  |  |  | 252,658 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock price per share |  |  |  |  |  |  |  |  | $ 40 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of shares |  |  |  |  |  |  |  |  | $ 10,125 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Placement agent fee |  |  |  |  |  |  |  |  | $ 922 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Board of Directors [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  | 66,036 | 12,698 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  | $ 15.3 | $ 15.75 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock option vested term |  |  |  |  |  | 3 years | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Board of Directors [Member] | General and Administrative Expense [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based employee compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 55 | 0 | 5 |  |  |  |  |  |  |
Board of Directors [Member] | NIS [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ordinary shares, par value |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.001 |  |  |  |  |  |  |  |  |  |  |  |  |
Board of Directors [Member] | Microbot Israel [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ordinary shares, par value |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.001 |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  |  |  |  |  |  |  |  |  | 33,333 |  |  | 26,906 |  |  |  |  |  |  |  |  |  |
Number of stock option granted as adjustment of reflect merger |  |  |  |  |  |  |  |  |  |  |  |  |  | 96,482 |  |  | 77,846 |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 20.25 |  |  | $ 12 |  |  |  |  |  |  |  |  |  |
Stock option merger retroactively adjusted exercise price per share |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7.05 |  |  | $ 4.2 |  |  |  |  |  |  |  |  |  |
Harel Gadot [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  |  |  | 120,848 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  |  |  | $ 15.75 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Harel Gadot [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock option vested term |  |  |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Harel Gadot [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock option vested term |  |  |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Harel Gadot [Member] | General and Administrative Expense [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based employee compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 460 | 0 | 156 |  |  |  |  |  |  |
Hezi Himelfarb [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  |  |  | 72,508 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  |  |  | $ 19.35 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock option vested term |  |  |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Hezi Himelfarb [Member] | General and Administrative Expense [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based employee compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 329 | 0 | $ 92 |  |  |  |  |  |  |
Employees [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ordinary shares, par value |  |  |  |  | $ 0.001 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  | 66,036 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  | $ 15.3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock option vested term |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of option exercised |  |  |  |  | 2,487 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Employees [Member] | General and Administrative Expense [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based employee compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 273 | 0 |  |  |  |  |  |  |  |
Employees and Consultant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of option exercised |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 31,453 |  |  |  |  |  |  |  |  |  |  |  |
Employees and Consultant [Member] | NIS [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ordinary shares, par value |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.001 |  |  |  |  |  |  |  |  |  |  |  |
Mr. Simon Sharon [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  | 10,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  | $ 9 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock option vested term |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mr. Simon Sharon [Member] | General and Administrative Expense [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based employee compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 22 | $ 0 |  |  |  |  |  |  |  |
Advisors [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock price per share |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 19.2 |  | $ 19.2 |  |  |  |  |  |  |
Number of shares issued for services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 525,706 |  | 525,706 |  |  |  |  |  |  |
Number of shares issued for services, value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 10,000 |  | $ 10,000 |  |  |  |  |  |  |
Advisors [Member] | General and Administrative Expense [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based employee compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7,300 |  | 7,300 |  |  |  |  |  |  |
Consultant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock-based employee compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 225 |  |  |  |  |  |  |
Number of shares issued for services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8,085 |  |  |  |  |  |  |
Warrant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cashless exercise warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 52 |  |
Series A Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion of stock into shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,451 |  | 8,990 |  |  |  |  |  |  |
Preferred stock, shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,001 |  |  |  | 2,464 |  |  |
Preferred stock, shares outstanding |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,001 |  |  |  | 2,464 |  |  |
Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion of stock into shares | [2] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 232,151 |  | 605,705 |  |  |  |  |  |  |
Rights to acquire shares of common stock |  |  |  |  |  |  |  |  |  |  |  | 655,962 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of option exercised | [2] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,487 |  | 31,787 |  |  |  |  |  |  |
Number of shares issued during period | [2] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 299,815 |  |  |  |  |  |  |
Common Stock [Member] | Directors [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  |  | 12,698 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Member] | Employees [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  | 66,036 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, shares issued, including temporary equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 42,120,127 |  |  |
Common stock, shares outstanding, including temporary equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 42,120,127 |  |  |
Before Reverse Split [Member] | CardioSert Ltd [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of common shares issued for acquisition |  |  | 100,000 | 100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Alpha Capital [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rights to acquire shares of common stock |  |  |  |  |  |  |  |  |  |  |  |  | 9,736,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued during period |  |  |  |  |  |  |  |  |  |  |  |  | 9,735,925 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock shares issued and outstanding reduced during the period |  |  |  |  |  |  |  |  |  |  |  |  | 26,518,315 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Purchaser [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of common stock shares sold during the period |  |  |  |  |  |  |  |  |  |  | 700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock price per share |  |  |  |  |  |  |  |  |  |  | $ 5.00 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Investor [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of common stock shares sold during the period |  |  |  |  |  |  |  |  | 3,750,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock price per share |  |  |  |  |  |  |  |  | $ 2.70 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Board of Directors [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  | 990,543 | 190,475 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  | $ 1.02 | $ 1.05 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Board of Directors [Member] | Microbot Israel [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  |  |  |  |  |  |  |  |  | 500,000 |  |  | 403,592 |  |  |  |  |  |  |  |  |  |
Number of stock option granted as adjustment of reflect merger |  |  |  |  |  |  |  |  |  |  |  |  |  | 96,482 |  |  | 77,846 |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.35 |  |  | $ 0.8 |  |  |  |  |  |  |  |  |  |
Stock option merger retroactively adjusted exercise price per share |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7.05 |  |  | $ 4.2 |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Harel Gadot [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  |  |  | 1,812,712 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  |  |  | $ 1.05 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Hezi Himelfarb [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  |  |  | 1,087,627 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  |  |  | $ 1.29 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Employees [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  |  |  |  |  | 990,543 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  |  |  |  |  | $ 1.02 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of option exercised |  |  |  |  | 37,300 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Employees and Consultant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of option exercised |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 471,794 |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Mr. Simon Sharon [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of stock options granted |  | 150,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average exercise price per share, granted |  | $ 0.6 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Before Reverse Split [Member] | Advisors [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock price per share |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.28 |  | $ 1.28 |  |  |  |  |  |  |
Number of shares issued for services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7,802,639 |  | 7,802,639 |  |  |  |  |  |  |
Before Reverse Split [Member] | Consultant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued for services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 120,000 |  |  |  |  |  |  |
Before Reverse Split [Member] | Warrant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cashless exercise warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 768 |  |
Before Reverse Split [Member] | Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion of stock into shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8,990,000 |  |  |  |  |  |  |
Rights to acquire shares of common stock |  |  |  |  |  |  |  |  |  |  |  | 9,735,925 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Series A Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, par value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.01 |  |  |  |  |  | $ 0.01 |  |  |  |  |
Conversion of stock into shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 67 |  | 232,151 |  | 8,990 |  | 67 |  |  |  |  |
Designated preferred stock |  |  |  |  |  |  |  |  |  |  |  | 9,736 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Series A Convertible Preferred Stock [Member] | Securities Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan bears interest rate |  |  |  |  |  |  |  |  |  | 6.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt maturity date |  |  |  |  |  |  |  |  |  | Nov. 28, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount |  |  |  |  |  |  |  |  |  | $ 2,029 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Series A Convertible Preferred Stock [Member] | Alpha Capital [Member] | Securities Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued during period |  |  |  |  |  |  |  |  |  | 3,254 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on extinguishment of convertible note |  |  |  |  |  |  |  |  |  | $ 2,360 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Series A Convertible Preferred Stock [Member] | Before Reverse Split [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion of stock into shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000 |  | 3,445,266 |  |  |  | 1,000 |  |  |  |  |
Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cashless exercise warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 24 |  |
Common Stock [Member] | Before Reverse Split [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cashless exercise warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 359 |  |
[1] | December 31, 2017 options data represents the number of shares adjusted to retroactively reflect the 1:15 Reverse Split effected on September 4, 2018.
[2] | December 31 2017 and 2016 share data represents the number of shares adjusted to retroactively reflect the 1:15 reverse Stock Split effected on September 4, 2018, as discussed in Note 1.

X
- Definition Cashless exercise warrants. + References No definition available. + Details
Name: | MBOT_CashlessExerciseShares
Namespace Prefix: | MBOT_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Common stock shares issued and outstanding reduced during the period. + References No definition available. + Details
Name: | MBOT_CommonStockSharesIssuedAndOutstandingReducedDuringPeriod
Namespace Prefix: | MBOT_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Common stock, shares issued, including temporary equity. + References No definition available. + Details
Name: | MBOT_CommonStockSharesIssuedIncludingTemporaryEquity
Namespace Prefix: | MBOT_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Common stock, shares outstanding, including temporary equity. + References No definition available. + Details
Name: | MBOT_CommonStockSharesOutstandingIncludingTemporaryEquity
Namespace Prefix: | MBOT_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Designated preferred stock. + References No definition available. + Details
Name: | MBOT_DesignatedPreferredStock
Namespace Prefix: | MBOT_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fair market value percentage. + References No definition available. + Details
Name: | MBOT_FairMarketValuePercentage
Namespace Prefix: | MBOT_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Stock Option Granted As Adjustment Of Reflect Merger. + References No definition available. + Details
Name: | MBOT_NumberOfStockOptionGrantedAsAdjustmnentOfReflectMerger
Namespace Prefix: | MBOT_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Placement agent fee. + References No definition available. + Details
Name: | MBOT_PlacementAgentFee
Namespace Prefix: | MBOT_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Rights to acquire shares of common stock. + References No definition available. + Details
Name: | MBOT_RightsToAcquireSharesOfCommonStock
Namespace Prefix: | MBOT_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Stock option merger retroactively adjusted exercise price per share. + References No definition available. + Details
Name: | MBOT_StockOptionMergerRetroactivelyAdjustedExercisePricePerShare
Namespace Prefix: | MBOT_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of authorized capital units or capital shares. This element is relevant to issuers of face-amount certificates and registered investment companies. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-04.16(a)) -URI http://asc.fasb.org/extlink&oid=6488278&loc=d3e603758-122996 + Details
Name: | us-gaap_CapitalUnitsAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Face amount or stated value per share of common stock. + References Reference 1: 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(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. + References Reference 1: 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(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "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 4 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4313-108586 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 Reference 3: 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
Name: | us-gaap_ConversionOfStockSharesConverted1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: 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 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: 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
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
Name: | us-gaap_DebtInstrumentMaturityDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=114001942&loc=d3e12355-112629 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114001942&loc=d3e12317-112629 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
Name: | us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. + References Reference 1: 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_PreferredStockParOrStatedValuePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. + References Reference 1: 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_PreferredStockSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. + References Reference 1: 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_PreferredStockSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. + References Reference 1: 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_PreferredStockSharesOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOfCommonStock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The number of shares issued or sold by the subsidiary or equity method investee per stock transaction. + References No definition available. + Details
Name: | us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction. + References No definition available. + Details
Name: | us-gaap_SaleOfStockPricePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. + References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares of stock issued during the period pursuant to acquisitions. + References Reference 1: 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(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesAcquisitions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders. + References No definition available. + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesIssuedForServices
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of new stock issued during the period. + References Reference 1: 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(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of share options (or share units) exercised during the current period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: 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(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders. + References No definition available. + Details
Name: | us-gaap_StockIssuedDuringPeriodValueIssuedForServices
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Value of accretion of temporary equity to its redemption value during the period. + References No definition available. + Details
Name: | us-gaap_TemporaryEquityAccretionToRedemptionValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29,30) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
Name: | us-gaap_TreasuryStockValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_GeneralAndAdministrativeExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=MBOT_MicrobotIsraelMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=MBOT_CardioSertLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_ResearchAndDevelopmentExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=MBOT_AlphaCapitalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=MBOT_PurchaserMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=us-gaap_InvestorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=MBOT_BoardofDirectorsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_ILS
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=MBOT_HazelGadotMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=MBOT_HeziHimelfarbMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=MBOT_EmployeesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=MBOT_EmployeesAndConsultantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=MBOT_MrSimonSharonMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=MBOT_AdvisorsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=MBOT_ConsultantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_WarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=MBOT_SeriesAConvertiblePreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=MBOT_DirectorsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareholdersEquityClassAxis=MBOT_BeforeReverseSplitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=MBOT_SeriesAConvertiblePreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=MBOT_SecuritiesPurchaseAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |