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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 71,495	$ 54,845
Other Comprehensive Loss:
Change in unfunded benefit obligation for pension and other postretirement benefit plans - net of taxes of ($2) and ($5), respectively	(9)	(18)
Total other comprehensive loss	(9)	(18)
Comprehensive income	$ 71,486	$ 54,827

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