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Derivative Financial Instruments and Hedging Activities - Summary Notional and Fair Value of Interest Rate Swaps (Detail) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Derivative [Line Items]
Notional Amount	$ 9,000	$ 11,700
Interest Rate Swap Agreement [Member] | Receive Fixed/Pay Variable Swaps [Member]
Derivative [Line Items]
Notional Amount	1,974	2,178
Fair Value	(95)	(95)
Interest Rate Swap Agreement [Member] | Pay Fixed/Receive Variable Swaps [Member]
Derivative [Line Items]
Notional Amount	1,974	2,178
Fair Value	$ 95	$ 95

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI https://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611

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- Definition

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+ 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 https://asc.fasb.org/extlink&oid=125515794&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 https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959

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