Consolidated Statements of Cash Flows $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Cash flows from operating activities:
Net (loss) income	$ (520.9)	$ 46.7	$ 290.5
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	374.5	339.5	275.0
Non-cash lease expense	46.1	60.3	63.7
Deferred income taxes	(103.6)	(1.6)	61.6
Asset impairment	243.5	37.9	0.0
Income from equity method investments	(92.2)	(86.2)	(57.7)
Dividends from equity method investments	74.1	61.0	32.3
Non-cash lower of cost or market/net realizable value adjustment	(10.7)	0.4	1.9
Loss on extinguishment of debt	3.6	0.0	0.0
Equity-based compensation expense	33.8	27.5	29.1
Income from discontinued operations	(77.2)	(27.1)	(25.1)
Other	0.5	5.0	15.1
Changes in assets and liabilities:
Accounts receivable	179.8	460.0	(429.1)
Inventories and other current assets	84.6	559.4	(251.1)
Fair value of derivatives	(5.5)	4.0	(4.6)
Accounts payable and other current liabilities	(220.8)	(299.7)	300.9
Obligation under Inventory Intermediation Agreements	1.1	(192.1)	102.3
Non-current assets and liabilities, net	(94.4)	(16.0)	(11.1)
Cash (used in) provided by operating activities - continuing operations	(83.7)	979.0	393.7
Cash provided by operating activities - discontinued operations	16.9	34.6	31.6
Net cash (used in) provided by operating activities	(66.8)	1,013.6	425.3
Cash flows from investing activities:
Business Combinations	(182.5)	0.0	(625.6)
Equity method investment contributions	(19.1)	0.0	(0.1)
Distributions from equity method investments	5.0	14.9	9.9
Purchases of property, plant and equipment	(427.7)	(392.5)	(280.2)
Purchase of equity securities	(0.4)	(11.9)	0.0
Purchases of intangible assets	(2.9)	(4.3)	(5.6)
Proceeds from sale of property, plant and equipment	10.2	1.9	0.2
Insurance and settlement proceeds	16.2	10.3	0.0
Other	(2.0)	0.0	0.0
Cash used in investing activities - continuing operations	(603.2)	(381.6)	(901.4)
Cash provided by (used in) investing activities - discontinued operations	361.7	(26.4)	(30.2)
Net cash used in investing activities	(241.5)	(408.0)	(931.6)
Cash flows from financing activities:
Proceeds from long-term revolvers	6,922.1	3,545.8	3,385.3
Payments on long-term revolvers	(7,272.2)	(3,980.8)	(2,472.8)
Proceeds from term debt	1,059.0	0.0	1,250.0
Payments on term debt	(540.8)	(28.2)	(1,289.1)
Proceeds from product and other financing agreements	1,110.3	1,187.3	994.6
Repayments of product and other financing agreements	(1,096.3)	(1,212.7)	(1,006.9)
Proceeds from Inventory Intermediation Agreement	0.0	32.2	538.8
Proceeds from termination of Supply & Offtake Obligation	0.0	25.8	(586.9)
Taxes paid due to the net settlement of equity-based compensation	(6.5)	(5.2)	(6.5)
Repurchase of common stock	(41.5)	(85.4)	(129.6)
Distribution to non-controlling interest	(56.8)	(38.6)	(36.0)
Proceeds from sale of Delek Logistics common limited partner units, net	0.0	0.0	16.4
Proceeds from issuance of Delek Logistic common limited partner units, net	297.9	0.0	3.1
Purchase of Delek common stock from IEP Energy Holding LLC	0.0	0.0	(64.0)
Redemption of Delek Logistics preferred units	(70.8)	0.0
Payment of debt extinguishment costs	(0.3)	0.0	0.0
Dividends paid	(64.2)	(60.3)	(42.8)
Deferred financing costs paid	(18.2)	(4.6)	(62.5)
Cash provided by (used in) financing activities - continuing operations	221.7	(624.7)	491.1
Net used in financing activities	221.7	(624.7)	491.1
Net decrease in cash and cash equivalents	(86.6)	(19.1)	(15.2)
Cash and cash equivalents at the beginning of the period	822.2	841.3	856.5
Cash and cash equivalents at the end of the period	735.6	822.2	841.3
Less cash and cash equivalents of discontinued operations at the end of the period	0.0	0.4	0.4
Cash and cash equivalents of continuing operations at the end of the period	735.6	821.8	840.9
Cash paid during the period for:
Interest, net of capitalized interest of $4.5 million, $5.5 million and $2.1 million in the 2024, 2023 and 2022 periods, respectively	300.1	323.5	186.7
Income taxes	3.8	10.8	27.6
Non-cash investing activities:
Delek Logistics preferred units issued in connection with H2O Acquisition	70.0	0.0	0.0
Increase (decrease) in accrued capital expenditures	14.9	(27.6)	34.8
Non-cash financing activities:
Non-cash lease liability arising from obtaining right-of-use assets during the period	16.0	55.9	27.7
Capitalized interest	$ 4.5	$ 5.5	$ 2.1