Fair Value Measurements (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Assets	$ 1,642	$ 2,075
Derivative Liabilities	$ (1,988)	(821)
Minimum [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Maturity of Bank Acceptances	3 months
Maximum [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Maturity of Bank Acceptances	6 months
Fair Value, Measurements, Recurring \| Estimate of Fair Value Measurement [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Assets	$ 1,642	2,075
Derivative Liabilities	(1,988)	(821)
Bank acceptances	13,267	14,460
Rabbi trust assets	3,233	2,947
Fair value net asset (liability)	16,154	18,661
Fair Value, Measurements, Recurring \| Quoted Prices in Active Markets for Identical Assets (Level 1)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Assets	0	0
Derivative Liabilities	0	0
Bank acceptances	0	0
Rabbi trust assets	3,233	2,947
Fair value net asset (liability)	3,233	2,947
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Assets	1,642	2,075
Derivative Liabilities	(1,988)	(821)
Bank acceptances	13,267	14,460
Rabbi trust assets	0	0
Fair value net asset (liability)	12,921	15,714
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Assets	0	0
Derivative Liabilities	0	0
Bank acceptances	0	0
Rabbi trust assets	0	0
Fair value net asset (liability)	$ 0	$ 0

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The fair values as of the Balance Sheet date of Rabbi Trust Assets.

+ References

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Fair value, after the effects of master netting arrangements, of a 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. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References

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Fair value, after the effects of master netting arrangements, of a financial liability or 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. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

+ References

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Amounts receivable from customers on short-term negotiable time drafts drawn on and accepted by the institution (also known as banker's acceptance transactions) that are outstanding on the reporting date.

+ References

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-Section S99
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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.

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Fair value of asset after deduction of liability.

+ References

No definition available.

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