Statements Of Consolidated and Combined Operations - USD ($) shares in Millions, $ in Millions |
3 Months Ended |
8 Months Ended |
9 Months Ended |
Sep. 30, 2016 |
Sep. 30, 2015 |
Sep. 30, 2015 |
Sep. 30, 2016 |
Sep. 30, 2015 |
| Operating Revenues |
|
|
|
|
|
| Transportation revenues |
$ 269.8
|
$ 265.8
|
|
$ 836.4
|
$ 751.0
|
| Transportation revenues-affiliated |
0.0
|
0.0
|
|
0.0
|
47.1
|
| Storage revenues |
48.9
|
49.5
|
|
147.7
|
122.3
|
| Storage revenues-affiliated |
0.0
|
0.0
|
|
0.0
|
26.2
|
| Other revenues |
7.8
|
4.7
|
|
19.1
|
28.2
|
| Total Operating Revenues |
326.5
|
320.0
|
|
1,003.2
|
974.8
|
| Operating Expenses |
|
|
|
|
|
| Operation and maintenance |
152.2
|
144.9
|
|
357.5
|
392.9
|
| Operation and maintenance-affiliated |
116.2
|
37.4
|
|
198.1
|
112.1
|
| Depreciation and amortization |
38.8
|
33.4
|
|
114.1
|
98.7
|
| Gain on sale of assets |
(9.8)
|
(39.0)
|
|
(15.8)
|
(52.6)
|
| Impairment of Long-Lived Assets to be Disposed of |
11.9
|
0.6
|
|
11.9
|
0.6
|
| Property and other taxes |
17.9
|
15.2
|
|
58.9
|
53.3
|
| Total Operating Expenses |
327.2
|
192.5
|
|
724.7
|
605.0
|
| Equity Earnings in Unconsolidated Affiliates |
16.0
|
15.3
|
|
48.1
|
44.2
|
| Operating Income |
15.3
|
142.8
|
|
326.6
|
414.0
|
| Other Income (Deductions) |
|
|
|
|
|
| Interest expense |
(0.3)
|
(1.2)
|
|
(2.8)
|
(1.2)
|
| Interest expense-affiliated |
(8.4)
|
(6.4)
|
|
(22.6)
|
(24.1)
|
| Other, net |
14.3
|
9.4
|
|
30.3
|
18.6
|
| Total Other Income (Deductions), net |
5.6
|
1.8
|
|
4.9
|
(6.7)
|
| Income before Income Taxes |
20.9
|
144.6
|
|
331.5
|
407.3
|
| Income Taxes |
0.0
|
0.0
|
|
0.1
|
23.7
|
| Income (Loss), Including Portion Attributable to Noncontrolling Interest |
20.9
|
144.6
|
$ 340.9
|
331.4
|
383.6
|
| Net Income |
20.9
|
144.6
|
340.9
|
331.4
|
$ 383.6
|
| Income (Loss) Attributable to Noncontrolling Interest |
18.0
|
122.6
|
289.3
|
|
|
| Net Income (Loss) Allocated to Limited Partners |
$ 2.9
|
$ 22.0
|
$ 51.6
|
$ 48.3
|
|
| Net income attributable to partners' ownership interest subsequent to IPO per limited partner unit (basic and diluted) |
|
|
|
|
|
| Net Income (Loss), Per Outstanding Limited Partnership and General Partnership Unit, Basic and Diluted, Net of Tax |
$ 0.03
|
$ 0.22
|
$ 0.51
|
$ 0.46
|
|
| Weighted average limited partner units outstanding (basic and diluted) |
|
|
|
|
|
| Weighted Average Number of Shares Outstanding, Basic and Diluted |
100.6
|
100.6
|
100.6
|
100.6
|
|
| Common Units |
|
|
|
|
|
| Other Income (Deductions) |
|
|
|
|
|
| Net Income (Loss) Allocated to Limited Partners |
$ 2.9
|
$ 11.8
|
$ 27.9
|
$ 25.9
|
|
| Net income attributable to partners' ownership interest subsequent to IPO per limited partner unit (basic and diluted) |
|
|
|
|
|
| Net Income (Loss), Per Outstanding Limited Partnership and General Partnership Unit, Basic and Diluted, Net of Tax |
$ 0.05
|
$ 0.22
|
$ 0.52
|
$ 0.48
|
|
| Weighted average limited partner units outstanding (basic and diluted) |
|
|
|
|
|
| Weighted Average Number of Shares Outstanding, Basic and Diluted |
53.8
|
53.8
|
53.8
|
53.8
|
|
| Subordinated Units |
|
|
|
|
|
| Other Income (Deductions) |
|
|
|
|
|
| Net Income (Loss) Allocated to Limited Partners |
$ 0.0
|
$ 10.2
|
$ 23.7
|
$ 20.1
|
|
| Net income attributable to partners' ownership interest subsequent to IPO per limited partner unit (basic and diluted) |
|
|
|
|
|
| Net Income (Loss), Per Outstanding Limited Partnership and General Partnership Unit, Basic and Diluted, Net of Tax |
$ 0.00
|
$ 0.22
|
$ 0.51
|
$ 0.43
|
|
| Weighted average limited partner units outstanding (basic and diluted) |
|
|
|
|
|
| Weighted Average Number of Shares Outstanding, Basic and Diluted |
46.8
|
46.8
|
46.8
|
46.8
|
|
| Noncontrolling Interest |
|
|
|
|
|
| Other Income (Deductions) |
|
|
|
|
|
| Income (Loss), Including Portion Attributable to Noncontrolling Interest |
|
|
$ 289.3
|
$ 283.1
|
|
| Net Income |
|
|
289.3
|
$ 283.1
|
|
| Predecessor | Parent |
|
|
|
|
|
| Other Income (Deductions) |
|
|
|
|
|
| Income (Loss), Including Portion Attributable to Noncontrolling Interest |
|
|
0.0
|
|
|
| Net Income |
|
|
$ 0.0
|
|
|