Summary of Significant Accounting Policies (Details) - USD ($) |
3 Months Ended | |
|---|---|---|
Mar. 31, 2020 |
Mar. 31, 2019 |
|
| Accounting Policies [Abstract] | ||
| Interest income | $ 1,822,000 | $ 530,000 |
| Less: Income and franchise taxes | (422,000) | (117,000) |
| Net income attributable to Class A common stockholders | 1,400,000 | 413,000 |
| Net income | 1,069,000 | 318,000 |
| Less: amount attributable to Class A common stockholders | (1,400,000) | (413,000) |
| Net loss attributable to Class B common stockholders | $ (331,000) | $ (95,000) |
| X | ||||||||||
- Definition Amount of attributable to common stockholders. No definition available.
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| X | ||||||||||
- Definition Amount of income and franchise taxes. No definition available.
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| X | ||||||||||
- Definition Amount of net income loss available to common stockholders. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The net amount of operating interest income (expense). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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