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Investments (Details Narrative) - USD ($) |  |  |  |  |  |  |  |  | 1 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jul. 22, 2021 | Apr. 02, 2021 | Mar. 18, 2021 | Mar. 15, 2021 | Dec. 30, 2020 | Dec. 19, 2020 | Sep. 10, 2020 | Oct. 10, 2019 | Sep. 30, 2021 | Sep. 30, 2021 | Dec. 31, 2022 | Dec. 31, 2021
Marketable securities |  |  |  |  |  |  |  |  |  |  | $ 27,300,000 | $ 27,300,000
Unrealized gain loss on investments |  |  |  |  |  |  |  |  |  |  | (3,659,000) | 1,554,000
Convertible debt |  |  |  |  |  |  |  |  |  |  | 11,200,000 | 11,200,000
Investments |  |  |  |  |  |  |  |  |  |  | 179,000 | 4,341,000
Gain (loss) on investments |  |  |  |  |  |  |  |  |  |  | (10,697,000) | (12,035,000)
Issuance of common stock, net of expenses |  |  |  |  |  |  |  |  |  |  | 17,405,000 | 121,780,000
Investments equity method |  |  |  |  |  |  |  |  |  |  | 162,000 | 1,080,000
Proceeds from Issuance of common stock |  |  |  |  |  |  |  |  |  |  | $ 1,519,000 | $ 121,736,000
Share-based compensation arrangement by share-based payment award, options, exercises in period |  |  |  |  |  |  |  |  |  |  | 0 | 0
Loss before tax |  |  |  |  |  |  |  |  |  |  | $ (69,490,000) | $ (40,201,000)
Vivacitas Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation arrangement by share-based payment award, options, exercises in period | 1,000,000 |  |  |  |  |  |  |  |  |  |  |
Stock issued during period, value, stock options exercised | $ 1,000,000 |  |  |  |  |  |  |  |  |  |  |
Investment cost |  |  |  |  |  |  |  |  |  |  | 4,100,000 | 4,035,000
Investment ownership percentage | 100.00% |  |  |  |  |  |  |  |  |  |  |
Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock, net of expenses |  |  |  |  |  |  |  |  |  |  | $ 858,000 | $ 1,347,000
Issuance of common stock, net of expenses, shares |  |  |  |  |  |  |  |  |  |  | 42,924,000 | 67,340,000
BMI Capital International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock, net of expenses |  |  |  |  |  |  | $ 100,000 |  |  |  |  |
Investments equity method |  |  |  |  |  |  |  |  |  |  | $ 19,500 | $ 19,000
Oncology PTELtd [Member] |  |  |  |  |  |  |  |  |  |  |  |
Options to purchase additional shares |  |  | 250,000 |  |  |  |  |  |  |  |  |
Consideration transferred |  |  | $ 2,480,000 |  |  |  |  |  |  |  |  |
Vivacitas Oncology Inc [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition, Share Price |  | $ 1.00 |  |  |  |  |  |  |  |  |  |
Stemtech Corporation [Member] | Securities Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |
Debt interest rate |  |  |  |  |  |  |  |  | 10.00% | 10.00% |  |
Investments |  |  |  |  |  |  |  |  | $ 1,400,000 | $ 1,400,000 |  |
Consideration transferred |  |  |  |  |  |  |  |  |  | 1,400,000 |  |
Convertible promissory note |  |  |  |  |  |  |  |  | 1,400,000 | 1,400,000 |  |
Origination fee |  |  |  |  |  |  |  |  |  | $ 500,000 |  |
Shares issued |  |  |  |  |  |  |  |  |  | 154,173 |  |
Loss before tax |  |  |  |  |  |  |  |  |  |  | $ 1,200,000 | 4,900,000
Moji Life LLC [Member] | Membership Unit Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire equity method investments |  |  |  |  |  |  |  |  | $ 1,537,000 |  |  |
Onwership Increment [Member] | BMI Capital International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |
Equity method investment ownership percentage |  |  |  |  |  |  | 24.90% |  |  |  |  |
BioMed Technologies Asia Pacific Holdings Limited [Member] |  |  |  |  |  |  |  |  |  |  |  |
Equity method investment ownership percentage |  |  |  |  |  | 4.99% |  |  |  |  |  |
Issuance of common stock, net of expenses |  |  |  |  |  | $ 632,000 |  |  |  |  |  |
Issuance of common stock, net of expenses, shares |  |  |  |  |  | 525 |  |  |  |  |  |
Common Shares [Member] | Vivacitas Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |
Equity method investment ownership percentage |  |  |  |  |  |  |  |  |  |  | 16.00% |
Moji Life LLC [Member] | Membership Unit Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |
Equity method investment ownership percentage |  |  |  |  |  |  |  |  | 30.75% | 30.75% |  |
Minimum [Member] | BMIC [Member] | BMI Capital International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |
Equity method investment ownership percentage |  |  |  |  |  |  | 20.00% |  |  |  |  |
Alset International Limited [Member] |  |  |  |  |  |  |  |  |  |  |  |
Owners shares |  |  |  |  |  |  |  |  |  |  | 127,179,291 |
Outstanding share percentage |  |  |  |  |  |  |  |  |  |  | 4.00% |
Marketable securities |  |  |  |  |  |  |  |  |  |  | $ 3,319,000 | 4,909,000
Unrealized gain loss on investments |  |  |  |  |  |  |  |  |  |  | 1,590,000 | 1,920,000
Alset International Limited [Member] | Executive Director And Chief Executive Officer [Member] |  |  |  |  |  |  |  |  |  |  |  |
Unrealized gain loss on investments |  |  |  |  |  |  |  |  |  |  | 1,590,000 | 1,920,000
Century TBD Holdings, LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |
Convertible debt |  |  |  |  |  |  |  | $ 500,000 |  |  |  |
Debt interest rate |  |  |  |  |  |  |  | 6.00% |  |  |  |
Debt instrument, periodic payment |  |  |  |  |  |  |  |  |  |  |  | 537,000
Century TBD Holdings, LLC [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |
Convertible debt |  |  |  |  |  |  |  | $ 500,000 |  |  |  |
Convertible, threshold percentage |  |  |  |  |  |  |  | 19.80% |  |  |  |
West Park Capital Inc [Member] |  |  |  |  |  |  |  |  |  |  |  |
Convertible, threshold percentage |  |  |  |  | 7.50% |  |  |  |  |  |  |
Investments |  |  |  |  |  |  |  |  |  |  | $ 500,000 |
Gain (loss) on investments |  |  |  |  |  |  |  |  |  |  |  | $ 37,000
DSS Securities, Inc. [Member] |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock, net of expenses |  |  |  |  |  |  | $ 100,000 |  |  |  |  |
Outstanding membership interest |  |  |  |  |  |  | 10.00% |  |  |  |  |
DSS Securities, Inc. [Member] | Onwership Increment [Member] |  |  |  |  |  |  |  |  |  |  |  |
Equity method investment ownership percentage |  |  |  |  |  |  | 14.90% |  |  |  |  |
Vivacitas Oncology Inc [Member] |  |  |  |  |  |  |  |  |  |  |  |
Options to purchase additional shares |  |  |  | 1,500,000 |  |  |  |  |  |  |  |
Shares issued, price per share |  |  |  | $ 1.00 |  |  |  |  |  |  |  |
Additional price per share |  |  |  | $ 1.00 |  |  |  |  |  |  |  |
Proceeds from Issuance of common stock |  |  |  | $ 500,000 |  |  |  |  |  |  |  |
Consideration transferred |  | $ 120,000 |  |  |  |  |  |  |  |  |  |
Sale of stock, description |  | the Company entered into an additional stock purchase agreement with Vivacitas (“Vivacitas Agreement #2”), whereas Vivacities wished to employ the service of the Chief Business Officer of Impact Biomedical, and in return for the services of this individual, Vivacitas shall issue to the Company, the aggregate purchase price for the Class A Common Shares of Vivacitas at the value of $1.00 per share shall be $120,000 to be paid in twelve (12) equal monthly installments for the period between April 1, 2021 and March 31, 2022 |  |  |  |  |  |  |  |  |  |
Vivacitas Oncology Inc [Member] | Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |
Options to purchase additional shares |  |  |  | 500,000 |  |  |  |  |  |  |  |
Oncology PTELtd [Member] |  |  |  |  |  |  |  |  |  |  |  |
Owners shares |  |  | 2,480,000 |  |  |  |  |  |  |  |  |

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