Stockholder's Equity - Accumulated Other Comprehensive Income (Loss) - Changes in Accumulated Other Comprehensive Loss (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2024	Nov. 30, 2023
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance			$ (2,738)	$ (1,379)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax			2,151	(1,433)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax			(989)	(247)
Net current-period other comprehensive income (loss)	$ 210	$ (1,076)	1,162	(1,680)
Ending balance	(1,576)	(3,059)	(1,576)	(3,059)
Proceeds from Issuance of Common Stock, Dividend Reinvestment Plan			2,500
Equity Issued in Business Combination, Fair Value Disclosure					$ 366,400
Proceeds from Issuance of Senior Long-Term Debt			550,000
Proceeds from Issuance of Common Stock, Dividend Reinvestment Plan			2,500
Maximum [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Proceeds from Stock Plans			75,000
Proceeds from Stock Plans			75,000
UnrealizedGainsLossesFromDefinedBenefitPensionAndPostretirementPlanItems [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance			(2,584)	(2,506)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax			0
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax			27	21
Net current-period other comprehensive income (loss)			27	21
Ending balance	(2,557)	(2,485)	(2,557)	(2,485)
Accumulated (Gain) Loss from Commodity Contracts Cash Flows Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance			(274)	1,092
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	199	(2,065)	1,640	(2,045)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	30	313	(761)	(126)
Net current-period other comprehensive income (loss)			879	(2,171)
Ending balance	605	(1,079)	605	(1,079)
Accumulated (Gain) Loss from Interest Rate Swap Cash Flows Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance			120	35
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	94	758	511	612
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax			(255)	(142)
Net current-period other comprehensive income (loss)			256	470
Ending balance	$ 376	$ 505	376	$ 505
Common Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Shares Issued, Price Per Share						$ 82.72
Proceeds from Issuance of Senior Long-Term Debt			$ 4,400