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v3.21.1

Derivative Financial Instruments (Narrative) (Details) | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Mar. 31, 2016 USD ($) contract | Mar. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Derivative [Line Items] |  |  |
Deferred tax asset on gain on derivative |  | $ 127,000 |
Decrease in fair value of derivatives |  | 532,000 |
Cash flow hedge ineffectiveness |  | 0 |
Interest Rate Swap Agreements [Member] |  |  |
Derivative [Line Items] |  |  |
Interest rate swap notional amount | $ 30,000,000.0 | 20,000,000.0 |
Number of interest rate swap contracts | contract | 4 |  |
Fair value of interest rate swap contracts |  | $ (788,000) | $ (1,300,000)
Swap Contract 3 Year 5 Million [Member] |  |  |
Derivative [Line Items] |  |  |
Interest rate swap notional amount | $ 5,000,000.0 |  |
Derivative, maturity date | Sep. 17, 2019 |  |
Derivative, term of contract |  | 3 years |
Swap Contract 5 Year $5 Million [Member] |  |  |
Derivative [Line Items] |  |  |
Interest rate swap notional amount | $ 5,000,000.0 |  |
Derivative, maturity date | Mar. 17, 2021 |  |
Derivative, term of contract |  | 5 years |
Swap Contract- 7 year $5 Million [Member] |  |  |
Derivative [Line Items] |  |  |
Interest rate swap notional amount | $ 5,000,000.0 |  |
Derivative, maturity date | Mar. 17, 2023 |  |
Derivative, term of contract |  | 7 years |
Swap Contract 10 Year $15 Million [Member] |  |  |
Derivative [Line Items] |  |  |
Interest rate swap notional amount | $ 15,000,000.0 |  |
Derivative, maturity date | Mar. 17, 2026 |  |
Derivative, term of contract |  | 10 years |

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32621-109319 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32632-109319 + Details
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- Definition Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624163-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226003-175313 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of decrease in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5618551-113959 + Details
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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959 + Details
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- Definition Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The net gain (loss) recognized in earnings during the reporting period representing the amount of the cash flow hedges' ineffectiveness. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624171-113959 + Details
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