Income Taxes (Income Tax (Benefit) Expense by Jurisdiction) (Details) - USD ($)  | 
12 Months Ended | |
|---|---|---|
Dec. 31, 2020  | 
Dec. 31, 2019  | 
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| Current year income taxes (benefit): | ||
| Federal | $ (9,000) | $ (45,000) | 
| State | 20,000 | 20,000 | 
| Current year income taxes (benefit) | 11,000 | (25,000) | 
| Deferred income taxes: | ||
| Federal | 9,000 | 10,000 | 
| Deferred income taxes (benefit) | 9,534 | 9,534 | 
| Income tax expense (benefit) | $ 20,342 | $ (15,269) | 
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- References No definition available. 
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- Definition Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- References No definition available. 
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| X | ||||||||||
- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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