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Schedule of Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities | $ 3,678 | $ 8,855
U.S. Government Obligations [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities | 1,355 | 667
Corporate Obligations [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities | 2,323 | 8,112
Marketable Equity Securities [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities |  | 76
Fair Value, Inputs, Level 1 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities |  | 76
Fair Value, Inputs, Level 1 [Member] | U.S. Government Obligations [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities |  |
Fair Value, Inputs, Level 1 [Member] | Corporate Obligations [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities |  |
Fair Value, Inputs, Level 1 [Member] | Marketable Equity Securities [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities |  | 76
Fair Value, Inputs, Level 2 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities | 3,678 | 8,779
Fair Value, Inputs, Level 2 [Member] | U.S. Government Obligations [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities | 1,355 | 667
Fair Value, Inputs, Level 2 [Member] | Corporate Obligations [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities | 2,323 | 8,112
Fair Value, Inputs, Level 2 [Member] | Marketable Equity Securities [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities |  |
Fair Value, Inputs, Level 3 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities |  |
Fair Value, Inputs, Level 3 [Member] | U.S. Government Obligations [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities |  |
Fair Value, Inputs, Level 3 [Member] | Corporate Obligations [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities |  |
Fair Value, Inputs, Level 3 [Member] | Marketable Equity Securities [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of marketable debt securities |  |

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- Definition Amount of investment in marketable security. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.4) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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