Long-term Debt Long-term Debt (Tables)

3 Months Ended

Mar. 31, 2021

Debt Disclosure [Abstract]

Schedule of Debt

The Company's long-term debt consists of the following (dollars in thousands):

	March 31, 2021		December 31, 2020
4.125% Senior Notes due April 2029	$	400,000	$	—
4.875% Senior Notes due October 2025	300,000		300,000
Credit Agreement	—		50,450
Debt issuance costs	(9,810)		(4,160)
	690,190		346,290
Less: Current portion, long-term debt	300,000		—
Long-term debt, net	$	390,190	$	346,290

The carrying amounts and fair values were as follows (dollars in thousands):

	March 31, 2021				December 31, 2020
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
4.125% Senior Notes due April 2029	$	400,000	$	400,000	$	—	$	—
4.875% Senior Notes due October 2025	300,000		307,500		300,000		305,630
Revolving credit facility	—		—		50,450		50,450

Debt Instrument Redemption [Table Text Block]

On or after April 15, 2024, the Company may redeem all or part of the 2029 Senior Notes at the redemption prices (expressed as percentages of principal amount) set forth below, plus accrued and unpaid interest, if any, to the redemption date, if redeemed during the twelve-month period beginning on April 15 of the years indicated below:

Year	Percentage
2024	102.063	%
2025	101.031	%
2026 and thereafter	100.000	%

Schedule of Long-term Debt Instruments

Below is a summary of key terms under the Credit Agreement as of March 31, 2021, compared to the key terms prior to the amendment (showing gross availability):

Instrument	Amount ($ in millions)	Maturity Date	Interest Rate
Credit Agreement (as amended)
Senior secured revolving credit facility	$300.0	3/29/2026	LIBOR(a) plus 1.500%(b)
Credit Agreement (prior to amending)
Senior secured revolving credit facility	$300.0	9/20/2022	LIBOR(a) plus 1.500%(b)

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(a)     London Interbank Offered Rate ("LIBOR")

(a)     The interest rate spread is based upon the leverage ratio, as defined, as of the most recent determination date.