Cash, Cash Equivalents, Restricted Cash and Marketable Securities (Details Narrative) - USD ($) |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2020 |
Sep. 30, 2019 |
Sep. 30, 2020 |
Sep. 30, 2019 |
Dec. 31, 2019 |
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| Cash and Cash Equivalents [Abstract] | |||||
| Marketable securities, unrealized loss | $ 114,200 | $ 114,200 | |||
| Marketable securities, unrealized gain | 367,100 | 367,100 | |||
| Marketable securities, unrealized gain loss | $ 0 | $ 0 | |||
| Accumulated unrealized gain | $ 363,500 | $ 363,500 | |||
| Accumulated unrealized loss | $ 900 | ||||
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- Definition Accumulated unrealized gain. No definition available.
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- Definition Accumulated unrealized loss No definition available.
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- Definition Marketable securities unrealized loss. No definition available.
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- References No definition available.
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- Definition Amount of unrealized and realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI). No definition available.
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- Definition Amount of unrealized gain (loss) on investment in marketable security. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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