Derivative Instruments and Hedging Activities (Details) $ in Thousands	1 Months Ended	12 Months Ended
	Mar. 31, 2021 USD ($) Instrument	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Mar. 31, 2020 USD ($) Instrument
Derivatives Fair Value [Line Items]
Basis spread on variable rate		1.50%
Debt instrument, interest rate, increase (decrease)		0.50%
Long-term debt, percentage bearing fixed interest, amount		$ 135,000
Long-term debt, percentage bearing variable interest, amount		55,000
Interest expense		9,152	$ 14,372	$ 14,690
Total long-term debt		190,000	$ 261,000
Net loss included in AOCI expected to be reclassified into earnings		$ 1,000
Maximum [Member]
Derivatives Fair Value [Line Items]
Basis spread on variable rate		2.875%
Interest Rate Swap [Member]
Derivatives Fair Value [Line Items]
Interest expense		$ 200
Interest Rate Swap No. 1 [Member]
Derivatives Fair Value [Line Items]
Derivative, notional amount		$ 25,000
Derivative, fixed interest rate		2.50%
Derivative, maturity date		Aug. 29, 2024
Derivative, term of contract		5 years	5 years
Interest Rate Swap No. 2 [Member]
Derivatives Fair Value [Line Items]
Derivative, notional amount		$ 25,000
Derivative, fixed interest rate		1.30%
Derivative, maturity date		Feb. 28, 2025
Derivative, term of contract		10 years	10 years
New Blended And Extended Interest Swap Agreement [Member]
Derivatives Fair Value [Line Items]
Derivative, notional amount		$ 60,000
Forward Interest Rate Swap [Member]
Derivatives Fair Value [Line Items]
Derivative, number of instruments held | Instrument					2
Derivative, notional amount		$ 60,000			$ 35,000
Derivative, term of contract		10 years	10 years
Gain on forward interest rate swap agreements terminated and settlements	$ 1,400
Number of interest rate swap agreements were terminated and settled during the period. | Instrument	2
Forward Interest Rate Swap [Member] | Maximum [Member]
Derivatives Fair Value [Line Items]
Long term debt terms		11 years
Line of Credit [Member]
Derivatives Fair Value [Line Items]
Total long-term debt		$ 55,000	$ 111,000