Designated Assets for Return of Capital (Details Narrative) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
|
| Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] | ||
| Proceeds from sale of designated assets | $ 506,000 | $ 686,000 |
| Designated assets realized gains (losses) | (1,803,000) | (84,000) |
| Designated Assets [Member] | ||
| Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] | ||
| Proceeds from sale of designated assets | 506,000 | 686,000 |
| Designated assets realized gains (losses) | $ 1,803,000 | $ 84,000 |