DEFERRED CHARGES AND OTHER ASSETS, NET (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Deferred turnaround costs, net		$ 1,082,300	$ 855,700
Catalyst, net	[1]	190,800	180,100
Environmental credits		42,500	42,500
Linefill		27,400	27,400
Pension plan assets		19,400	18,800
Other		4,800	4,800
Total deferred charges and other assets, net		1,367,200	1,129,300
Amortization expense		357,000	313,500	$ 261,500
Intangible Assets, Net [Abstract]
Intangible assets - gross		4,000	4,000
Accumulated amortization		(3,500)	(3,500)
Intangible assets - net		500	500
Indefinitely-Lived Precious Metal
Catalyst, net		$ 115,000	$ 114,200

[1] Catalyst, net includes $115.0 million and $114.2 million of indefinite-lived precious metal catalysts as of December 31, 2024 and December 31, 2023, respectively.