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Segment Information - Schedule of Segment Reporting Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Net operating income (loss) | $ 533 | $ 1,612 | $ 1,652 | $ 2,730
Industrial Assets Division [Member] |  |  |  |
Net operating income (loss) | 765 | 1,489 | 2,538 | 2,346
Financial Assets Division [Member] |  |  |  |
Net operating income (loss) | 449 | 609 | 1,372 | 1,789
Corporate and Other [Member] |  |  |  |
Net operating income (loss) | $ (681) | $ (486) | $ (2,258) | $ (1,405)

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