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Income Taxes Income Taxes - Income Tax Expense (Benefit) (Parenthetical) (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Scheduleof Componentsof Income Tax Expense Benefit [Line Items] |  |  |
Income tax expense (benefit) | $ 1,266,000 | $ 1,245,000 | $ 522,000
Other Operating Expenses [Member] |  |  |
Scheduleof Componentsof Income Tax Expense Benefit [Line Items] |  |  |
Income tax expense (benefit) | (355,000) | 757,000 | 706,000
Gain on Sale of Real Estate [Member] |  |  |
Scheduleof Componentsof Income Tax Expense Benefit [Line Items] |  |  |
Income tax expense (benefit) | $ 1,600,000 | $ 488,000 | $ (184,000)

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- Definition Amount of current and deferred federal income tax expense (benefit) attributable to income (loss) from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32672-109319 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
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