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v3.19.3

Supplemental Cash Flow Information (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2018 | Mar. 29, 2018
Decrease (increase) in: |  |  |  |  |  |
Accounts receivable - trade |  |  | $ (578.0) | $ 123.1 |  |
Accounts receivable - related parties |  |  | 1.6 | (0.3) |  |
Inventories |  |  | (44.2) | (474.2) |  |
Prepaid and other current assets |  |  | (305.3) | (124.7) |  |
Other assets |  |  | (18.3) | (9.9) |  |
Increase (decrease) in: |  |  |  |  |  |
Accounts payable - trade |  |  | (55.4) | 213.1 |  |
Accounts payable - related parties |  |  | 31.0 | 47.4 |  |
Accrued product payables |  |  | 666.6 | 356.9 |  |
Accrued interest |  |  | (158.4) | (167.5) |  |
Other current liabilities |  |  | 133.6 | (261.7) |  |
Other liabilities |  |  | (82.2) | 35.9 |  |
Net effect of changes in operating accounts |  |  | (409.0) | (261.9) |  |
Liability for construction in progress expenditures |  |  | 490.5 |  | $ 567.6 |
Business Combination |  |  |  |  |  |
Cash used for business combinations, net of cash received |  |  | 0.0 | 150.6 |  |
Gain on step acquisition of Delaware Processing | $ 0.0 | $ 0.0 | $ 0.0 | 39.4 |  |
Delaware Basin Gas Processing LLC [Member] |  |  |  |  |  |
Business Combination |  |  |  |  |  |
Remaining membership interest acquired |  |  |  |  |  | 50.00%
Cash used for business combinations, net of cash received |  |  |  | 150.6 |  |
Gain on step acquisition of Delaware Processing |  |  |  | $ 39.4 |  |

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