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Derivative Financial Instruments - Additional Information (Details)						12 Months Ended
	Oct. 01, 2019 USD ($)	Aug. 21, 2019 USD ($)	Aug. 09, 2019 USD ($)	Jul. 22, 2019 USD ($)	Jul. 08, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2019 USD ($)	Jun. 30, 2018
Derivative [Line Items]
Derivative, Number of Instruments Held, Total						0
Gain (Loss) on Derivative Instruments, Net, Pretax, Total						$ 981,000
Derivative, Gain (Loss) on Derivative, Net, Total						$ 700,000
Forward Interest Rate Swap Contract One [Member]
Derivative [Line Items]
Notional amount, total					$ 10,000,000
Derivative term of contract					7 years
Derivative, fixed interest rate					1.79%
Forward Interest Rate Swap Contract One [Member] | Minimum [Member]
Derivative [Line Items]
Expected derivative notional amount for next seven years							$ 10,000,000
Forward Interest Rate Swap Contract Two [Member]
Derivative [Line Items]
Notional amount, total				$ 10,000,000
Derivative term of contract				5 years
Derivative, fixed interest rate				1.698%
Forward Interest Rate Swap Contract Two [Member] | Minimum [Member]
Derivative [Line Items]
Expected derivative notional amount for next five years							$ 10,000,000
Forward Interest Rate Swap Contract Five [Member]
Derivative [Line Items]
Notional amount, total	$ 10,000,000
Derivative term of contract	5 years
Derivative, fixed interest rate	1.357%
Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Number of Instruments Held, Total								2
Forward Interest Rate Swap Contract Three [Member]
Derivative [Line Items]
Notional amount, total			$ 10,000,000
Derivative term of contract			5 years
Derivative, fixed interest rate			1.406%
Forward Interest Rate Swap Contract Four [Member]
Derivative [Line Items]
Notional amount, total		$ 10,000,000
Derivative term of contract		5 years
Derivative, fixed interest rate		1.292%

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- Definition

Expected derivative notional amount for next five years.

+ References

No definition available.

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Expected derivative notional amount for next seven years.

+ References

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- Definition

Nominal or face amount used to calculate payments on the derivative asset.

+ References

Reference 1: 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=109980867&loc=SL5579245-113959

Reference 2: 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=109980867&loc=SL5580258-113959

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

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- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959

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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

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- Definition

The number of derivative instruments of a particular group held by the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959

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-Paragraph 1B
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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

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- Definition

Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
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