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Segment Reporting - Table 3 (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Jun. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |
General and administrative expenses | $ (39.7) |  | $ (30.3) | $ (128.6) | $ (96.6)
Depreciation and amortization | (46.2) |  | (43.5) | (137.2) | (128.8)
Professional fees—accounting, tax, and legal | 0.0 |  | 0.0 | 0.0 | (1.9)
Loss on early extinguishment of debt | (0.3) | $ (10.4) | (2.6) | (10.7) | (7.4)
Net income attributable to noncontrolling interests | 19.2 |  | 16.4 | 53.2 | 53.7
Income from continuing operations before income tax expense | 128.3 |  | 120.3 | 360.5 | 360.5
Operating Segments [Member] |  |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |
Total segment Adjusted EBITDA | 235.1 |  | 224.4 | 705.6 | 674.0
Segment Reconciling Items [Member] |  |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |
General and administrative expenses | 39.7 |  | 30.3 | 128.6 | 96.6
Depreciation and amortization | 46.2 |  | 43.5 | 137.2 | 128.8
Loss on disposal of assets | (3.0) |  | (1.6) | (3.3) | (2.0)
Professional fees—accounting, tax, and legal | 0.0 |  | 0.0 | 0.0 | 1.9
Loss on early extinguishment of debt | (0.3) |  | (2.6) | (10.7) | (7.4)
Interest expense and amortization of debt discounts and fees | 36.8 |  | 42.5 | 118.5 | 130.5
Net income attributable to noncontrolling interests | $ 19.2 |  | $ 16.4 | $ 53.2 | $ 53.7

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