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Fair Values of Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2024

Fair Value Disclosures [Abstract]

Estimated Fair Value of Outstanding Debt Balances

The estimated fair value of our outstanding debt balances as of September 30, 2024 and December 31, 2023 is set forth below (in thousands):

			September 30, 2024												December 31, 2023
			Carrying Value						Fair Value						Carrying Value						Fair Value
3.95% Senior Notes Due 2028			$	482,505					$	464,637					$	482,505					$	450,540
5.15% Senior Notes Due 2029			344,895						340,909						344,895						329,032
7.15% Senior Notes Due 2033			400,000						431,159						400,000						424,946
Equipment Loans Due 2025			9,530						9,583						18,686						18,766
Total debt			$	1,236,930					$	1,246,288					$	1,246,086					$	1,223,284

Implied Market Rates of Interest Used to Determine the Fair Value of Outstanding Debt

The implied market rates of interest used to determine the fair value of our outstanding debt balances as of September 30, 2024 and December 31, 2023 are set forth below:

			September 30, 2024						December 31, 2023
3.95% Senior Notes Due 2028			5.17		%				5.79		%
5.15% Senior Notes Due 2029			5.40		%				6.10		%
7.15% Senior Notes Due 2033			6.01		%				6.28		%
Equipment Loans Due 2025			4.93		%				5.36		%

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- Definition

Tabular disclosure of input and valuation technique used to measure fair value and change in valuation approach and technique for each separate class of asset and liability measured on recurring and nonrecurring basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 103
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482078/820-10-55-103

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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X

- Definition

Tabular disclosure of liabilities measured at fair value measured on a recurring or nonrecurring basis. Includes, but is not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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