Cryptocurrencies (Summary of Additional Information About Cryptocurrencies) (Details) $ in Thousands |
9 Months Ended |
|---|---|
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Sep. 30, 2021
USD ($)
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| Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract] | |
| Beginning balance - January 1, 2021 | $ 11,626 |
| Revenue recognized from cryptocurrencies mined | 108,213 |
| Proceeds from sale of cryptocurrencies | (113) |
| Realized gain on sale/exchange of cryptocurrencies | 94 |
| Impairment of cryptocurrencies | (17,507) |
| Ending balance - September 30, 2021 | $ 102,313 |
| X | ||||||||||
- Definition Cryptocurrencies classified as current. No definition available.
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| X | ||||||||||
- Definition Impairment of cryptocurrencies. No definition available.
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- Definition Realized gain on sale and exchange of cryptocurrencies. No definition available.
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| X | ||||||||||
- Definition Revenue recognized from cryptocurrencies mined. No definition available.
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| X | ||||||||||
- Definition Proceeds from sale of cryptocurrencies. No definition available.
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| X | ||||||||||
- References No definition available.
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