Financial Instruments (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Company owned life insurance policies	[1]	$ 32,299	$ 30,985
Company owned life insurance policies, assets		32,299	30,985
Deferred compensation liabilities		22,114	22,559
Deferred compensation plan, liability		27,560	25,050
Fair Value, Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Company owned life insurance policies	[1]	32,299	30,985
Company owned life insurance policies, assets		32,299	30,985
Deferred compensation liabilities		22,114	22,559
Deferred compensation plan, liability		$ 27,560	25,050
Interest Rate Swap No. 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of interest rate derivatives			$ 2,123
Derivative, term of contract		10 years	10 years
Interest Rate Swap No. 2 [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of interest rate derivatives			$ 2,123
Derivative, term of contract			10 years
Interest Rate Swap No. 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of interest rate derivatives			$ 368
Derivative, term of contract		5 years	5 years
Interest Rate Swap No. 1 [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of interest rate derivatives			$ 368
Derivative, term of contract			5 years
Forward Interest Rate Swap [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of interest rate derivatives		$ 5,446
Derivative, term of contract		10 years	10 years
Forward Interest Rate Swap [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of interest rate derivatives		$ 5,446
Derivative, term of contract		10 years

[1] Deferred compensation assets consist of the cash surrender value of life insurance policies and are intended to assist
in the funding of the deferred compensation liabilities.