| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 |
| | 10-K | 10-K | 10-K | 10-K/A | 10-K | 10-K | 10-K | 10-K |
| Cash flows from operating activities: | | | | | | | | |
| Net income | 159.1 | 164.8 | 159.3 | 96.7 | 90.2 | 69.4 | 62.8 | 66.2 |
| Adjustments to reconcile net income to net cash from operating activities: | | | | | | | | |
| Depreciation and amortization | 63.0 | 42.8 | 35.7 | 26.7 | 26.0 | 21.9 | 20.8 | 19.7 |
| Non-cash lease expense | 16.3 | 9.7 | 6.1 | 0.2 | | | | |
| Amortization of customer contract intangible assets | 7.2 | 7.2 | 7.2 | 7.2 | 6.0 | | | |
| Amortization of deferred revenue | -1.8 | -2.0 | -1.9 | -1.7 | -1.5 | -1.2 | -1.1 | |
| Amortization of deferred financing costs and debt discount | 3.9 | 3.0 | 2.4 | 2.6 | 2.6 | 2.0 | 1.5 | 1.5 |
| Income from equity method investments | -31.7 | -24.6 | -22.7 | -19.8 | -6.2 | -5.0 | 1.2 | 0.6 |
| Dividends from equity method investments | 23.0 | 20.8 | 25.4 | 16.1 | 6.9 | 2.3 | | |
| Other non-cash adjustments | 2.7 | 2.0 | 1.3 | 1.8 | 0.7 | 0.6 | 0.6 | 0.4 |
| Changes in assets and liabilities: | | | | | | | | |
| Accounts receivable | -9.1 | 0.3 | -2.5 | 8.4 | 1.4 | -3.8 | 15.8 | -7.2 |
| Inventories and other current assets | 2.2 | 0.1 | 11.4 | -7.7 | 15.2 | -11.7 | 2.0 | -0.9 |
| Accounts payable and other current liabilities | 18.6 | -1.9 | -13.5 | -4.8 | -1.7 | 10.9 | 3.6 | -13.7 |
| Accounts receivable/payable to related parties | -58.4 | 67.2 | -14.6 | 1.1 | 9.0 | 1.7 | -7.0 | 1.7 |
| Non-current assets and liabilities, net | -2.8 | -14.2 | -0.6 | 3.7 | 3.0 | 3.8 | 0.4 | 0.0 |
| Net cash provided by operating activities | 192.2 | 275.2 | 193.0 | 130.4 | 153.0 | 91.2 | 100.7 | 68.0 |
| |
| Cash flows from investing activities: | | | | | | | | |
| Purchases of property, plant and equipment | -141.1 | -23.1 | -13.3 | | -12.9 | -18.2 | -11.3 | -20.0 |
| Proceeds from sales of property, plant and equipment | 0.1 | 0.3 | 0.1 | 0.1 | 0.5 | 0.0 | 0.2 | 1.2 |
| Purchases of intangible assets | -5.6 | -1.0 | 0.0 | | -144.2 | -2.6 | | |
| Business Combination, net of cash acquired | -625.6 | | | | | | | |
| Distributions from equity method investments | 1.7 | 8.8 | 2.7 | 0.8 | 1.2 | 0.8 | | |
| Net cash used in investing activities | -770.4 | -16.4 | -123.1 | -147.4 | -228.0 | -29.9 | -72.7 | -56.6 |
| |
| Cash flows from financing activities: | | | | | | | | |
| Distributions to common unitholders - public | -35.9 | -32.5 | -31.5 | -30.6 | -27.7 | -26.0 | -23.8 | -20.8 |
| Distributions to common unitholders - Delek Holdings | -135.2 | -129.3 | -77.7 | -51.4 | -46.4 | -42.5 | -25.3 | |
| Proceeds from revolving facility | 1,752.3 | 341.0 | 599.6 | 564.7 | 735.0 | 277.1 | 314.8 | 396.4 |
| Payments on revolving facility | -1,289.8 | -829.6 | -441.4 | -433.0 | -458.2 | -489.8 | -273.8 | -296.6 |
| Deferred financing costs paid | -8.2 | -6.2 | | | -5.3 | -6.0 | | |
| Payments on financing lease liabilities | -2.9 | -2.2 | | | | | | |
| Net cash (used in) provided by financing activities | 581.9 | -258.8 | -71.2 | 18.0 | 74.9 | -56.7 | -28.0 | -13.3 |
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| Supplemental disclosures of cash flow information: | | | | | | | | |
| Cash paid during the period for: | | | | | | | | |
| Interest | 78.1 | 44.6 | 40.6 | 44.8 | 39.0 | 19.4 | 12.2 | 9.0 |
| Income taxes | 0.0 | 0.0 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 | 0.0 |
| Non-cash investing activities: | | | | | | | | |
| Non-cash financing activities: | | | | | | | | |
| Non-cash lease liability arising from obtaining right of use assets during the period | 12.7 | 9.5 | 32.1 | 1.3 | | | | |