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v3.10.0.1

Supplemental Cash Flow Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Decrease (increase) in: |  |  |  |  |
Accounts receivable - trade |  | $ 730.2 | $ (1,076.2) | $ (679.0) |
Accounts receivable - related parties |  | (2.3) | (0.7) | 0.4 |
Inventories |  | 121.4 | 194.6 | (871.8) |
Prepaid and other current assets |  | 214.4 | 226.0 | (49.3) |
Other assets |  | (9.7) | (111.0) | (2.0) |
Increase (decrease) in: |  |  |  |  |
Accounts payable - trade |  | 18.3 | 66.6 | (21.5) |
Accounts payable - related parties |  | 51.4 | 56.0 | 21.0 |
Accrued product payables |  | (1,132.0) | 952.3 | 1,193.3 |
Accrued interest |  | 37.6 | 17.3 | (11.4) |
Other current liabilities |  | (70.9) | (291.4) | 189.9 |
Other liabilities |  | 57.8 | (1.3) | 49.5 |
Net effect of changes in operating accounts |  | 16.2 | 32.2 | (180.9) |
Cash payments for interest, net of $147.9, $192.1 and $168.2 capitalized in 2018, 2017 and 2016, respectively |  | 1,017.9 | 912.1 | 947.9 |
Capitalized interest | [1] | 147.9 | 192.1 | 168.2 |
Cash payments for federal and state income taxes |  | 15.5 | 20.9 | 18.7 |
Liability for construction in progress expenditures |  | 567.6 | 373.0 | 124.3 |
Contributions in aid of construction costs |  | 0.0 | 46.1 | 41.0 |
Sale of Assets: |  |  |  |  |
Proceeds from asset sales |  | 161.2 | 40.1 | 46.5 |
Net gains attributable to asset sales |  | 28.7 | 10.7 | 2.5 |
Business Acquisition [Line Items] |  |  |  |  |
Cash paid to acquire business |  | 150.6 | 198.7 | 1,000.0 |
Red River System [Member] |  |  |  |  |
Sale of Assets: |  |  |  |  |
Proceeds from asset sales |  | 134.9 | 0.0 | 0.0 |
Net gains attributable to asset sales |  | 20.6 | 0.0 | 0.0 |
Other Disposal of Assets [Member] |  |  |  |  |
Sale of Assets: |  |  |  |  |
Proceeds from asset sales |  | 26.3 | 40.1 | 46.5 |
Net gains attributable to asset sales |  | $ 8.1 | $ 10.7 | 2.5 |
Eagle Ford Midstream Assets [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Total consideration for acquisition |  |  |  |  | $ 2,100.0
Cash paid to acquire business |  |  |  | $ 1,000.0 |
[1] | Capitalized interest is a component of "Interest expense" as presented on our Statements of Consolidated Operations.

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