Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net Income	$ 46,168	$ 36,344
Reclassifications of amortization of prior service credit and actuarial loss, net of tax of $4 and $3, respectively	13	10
Other comprehensive income (loss)	952	(604)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	47,120	35,740
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(906)	(478)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	906	478
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	1,858	(126)
Reclassifications of amortization of prior service credit and actuarial loss, net of tax of $4 and $3, respectively	13	10
Net Income	46,168	36,344
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent
Statement of Comprehensive Income [Abstract]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(128)	(48)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	128	48
Accumulated (Gain) Loss from Commodity Contracts Cash Flows Hedges [Member]
Statement of Comprehensive Income [Abstract]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(791)	(440)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	791	440
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	1,441	22
Accumulated (Gain) Loss from Interest Rate Swap Cash Flows Hedges [Member]
Statement of Comprehensive Income [Abstract]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(128)	(48)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	128	48
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	$ 417	$ (148)