Derivative Instruments and Hedging Activity (Details) - USD ($) $ in Thousands	1 Months Ended					3 Months Ended
	Aug. 31, 2020	Oct. 31, 2019	Dec. 31, 2018	Jun. 30, 2016	Jul. 31, 2014	Mar. 31, 2021	Mar. 31, 2020	Feb. 28, 2021	Dec. 31, 2020	Feb. 29, 2020	Jun. 30, 2019
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Realized gain (loss) on settlement of interest rate swaps						$ 500	$ (17)
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred						4,900
Derivative, Net Liability Position, Aggregate Fair Value						9,900
Interest Rate Swap Agreement, in February 2020 [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount										$ 100,000
Realized gain (loss) on settlement of interest rate swaps	$ (7,300)
Interest Rate Swap Agreement In August 2020 [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount	100,000
Fair Value, Net Asset (Liability)						10,100
Interest Rate Swap Agreement In December 2020 [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount									$ 100,000
Fair Value, Net Asset (Liability)						7,700
Interest Rate Swap Agreement, in July 2014 [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount					$ 65,000
Description of Interest Rate Cash Flow Hedge Activities					the Company receives from the counterparty interest on the notional amount based on one month LIBOR and pays to the counterparty a fixed rate of 2.09%
Fixed interest rate					2.09%
Derivative, Amount of Hedged Item					$ 65,000
Derivative, Inception Date					Jul. 21, 2014
Derivative, Maturity Date					Jul. 21, 2021
Fair Value, Net Asset (Liability)					$ (400)
Interest Rate Swap Agreement, in June 2016 [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount				$ 40,000
Description of Interest Rate Cash Flow Hedge Activities				the Company receives from the counterparty interest on the notional amount based on one month LIBOR and pays to the counterparty a fixed rate of 1.40%
Fixed interest rate				1.40%
Derivative, Amount of Hedged Item				$ 40,000
Derivative, Inception Date				Aug. 01, 2016
Derivative, Maturity Date				Jul. 01, 2023
Fair Value, Net Asset (Liability)						(1,000)
Interest Rate Swap Agreement, in December 2018 [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount			$ 100,000
Description of Interest Rate Cash Flow Hedge Activities			the Company receives from the counterparty interest on the notional amount based on one month LIBOR and pays to the counterparty a fixed rate of 2.66%
Fixed interest rate			2.66%
Derivative, Amount of Hedged Item			$ 100,000
Derivative, Inception Date			Dec. 27, 2018
Derivative, Maturity Date			Jan. 15, 2026
Fair Value, Net Asset (Liability)						(8,500)
Interest Rate Swap Agreement, in June 2019 [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount											$ 100,000
Realized gain (loss) on settlement of interest rate swaps	$ (16,100)
Interest Rate Swap Agreement, Sixty-Five Million in October 2019 [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount		$ 65,000
Description of Interest Rate Cash Flow Hedge Activities		the Company receives from the counterparty interest on the notional amount based on 1 month LIBOR and pays to the counterparty a fixed rate of 1.4275%
Fixed interest rate		1.4275%
Derivative, Amount of Hedged Item		$ 65,000
Derivative, Inception Date		Jul. 12, 2021
Derivative, Maturity Date		Jan. 12, 2024
Fair Value, Net Asset (Liability)						(1,700)
Interest Rate Swap Agreement, Thirty-Five Million in October 2019 [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount		$ 35,000
Description of Interest Rate Cash Flow Hedge Activities		the Company receives from the counterparty interest on the notional amount based on 1 month LIBOR and pays to the counterparty a fixed rate of 1.4265%
Fixed interest rate		1.4265%
Derivative, Amount of Hedged Item		$ 35,000
Derivative, Inception Date		Sep. 29, 2020
Derivative, Maturity Date		Jan. 12, 2024
Fair Value, Net Asset (Liability)						(1,000)
Interest Rate Swap Agreement, in February 2021 [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount								$ 100,000
Fair Value, Net Asset (Liability)						$ 5,200