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Debt (Tables)

12 Months Ended

Dec. 31, 2020

Debt Disclosure [Abstract]

Schedule of Long-term Debt

Long-term debt consists of the following at December 31:

(in thousands)		2020				2019
Variable rate term loans1		$	403,500			$	397,500
Fixed rate term loans2			290,000				296,000
Revenue bonds3			65,735				65,735
Medium-term notes4			3,000				3,000
Long-term principal			762,235				762,235
Debt issuance costs			(1,857	)			(2,086	)
Unamortized discounts			(3,031	)			(3,680	)
Total long-term debt			757,347				756,469
Less: current portion of long-term debt			(39,981	)			(45,974	)
Long-term debt		$	717,366			$	710,495

¹ Variable rate term loans are at rates of one or three-month LIBOR plus a spread between 1.85% and 2.15% and mature between 2021 and 2030. At December 31, 2020, the one and three-month LIBOR rates were 0.16% and 0.23%, respectively. We have entered into interest rate swaps for these variable rate term loans to fix the interest rate. See Note 11: Derivative Instruments for additional information.

² Fixed rate term loans are at rates between 4.05% and 4.64% and mature between 2022 and 2025.

³ Revenue bonds have a fixed rate of 2.75% and mature in 2024.

⁴ Medium term notes have a fixed rate of 8.75% and mature in 2022.

Schedule of Maturities of Long-term Debt

Scheduled principal payments due on long-term debt at December 31, 2020 are as follows:

(in thousands)
2021		$	40,000
2022			43,000
2023			40,000
2024			175,735
2025			100,000
Thereafter			363,500
Total		$	762,235

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