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Long-Term Debt (Tables)
3 Months Ended
Mar. 31, 2023
Debt Disclosure [Abstract]  
Summary of Long-term Debt
Following is a summary of the Company’s long-term debt:

(in thousands)Maturity
Date
Interest
Rate
Interest
Paid
Public/
Nonpublic
March 31,
2023
December 31,
2022
Senior bonds(1)
11/25/20253.80%Semi-annuallyPublic$350,000 $350,000 
Revolving credit facility(2)
7/9/2026VariableVariesNonpublic— — 
Senior notes10/10/20263.93%QuarterlyNonpublic100,000 100,000 
Senior notes3/21/20303.96%QuarterlyNonpublic150,000 150,000 
Unamortized discount on senior bonds(1)
11/25/2025(23)(26)
Debt issuance costs(1,117)(1,157)
Total long-term debt$598,860 $598,817 

(1)The senior bonds due in 2025 were issued at 99.975% of par.
(2)During the first quarter of 2023, the Company amended its revolving credit facility to complete the transition of the interest rate index from the London InterBank Offered Rate (LIBOR) to the Secured Overnight Financing Rate (SOFR), as contemplated in the revolving credit facility.