Derivatives (Summary Of Derivatives) (Details) $ in Thousands	9 Months Ended
Sep. 30, 2021 USD ($)
Derivative [Line Items]
Notional Amount	$ 21,300
Fair Value	$ (895)
December 23, 2025 [Member]
Derivative [Line Items]
Maturity Date	Dec. 23, 2025
Notional Amount	$ 6,800
Interest rate paid (in hundredths)	2.16%
Interest rate received (in hundredths)	0.13%
Fair Value	$ (348)
December 24, 2025 [Member]
Derivative [Line Items]
Maturity Date	Dec. 24, 2025
Notional Amount	$ 8,200
Interest rate paid (in hundredths)	2.17%
Interest rate received (in hundredths)	0.13%
Fair Value	$ (426)
July 20, 2026 [Member]
Derivative [Line Items]
Maturity Date	Jul. 20, 2026
Notional Amount	$ 6,300
Interest rate paid (in hundredths)	1.44%
Interest rate received (in hundredths)	0.13%
Fair Value	$ (121)

Fair value of the assets less the liabilities of a derivative or group of derivatives.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=121572278&loc=d3e13433-108611

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Balance Type:	debit
Period Type:	instant

- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

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- Definition

Stated rate on an interest rate forward or futures contract.

+ References

No definition available.

+ 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

Date the derivative contract matures, in CCYY-MM-DD format.

+ References

No definition available.

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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

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