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Earnings per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2016 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Earnings per Share (EPS) (Textuals) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Antidilutive shares excluded from EPS calculation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.4 | 0.6 | 0.2
EPS numerator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss from continuing operations, net of income taxes | $ (186.2) |  | $ (95.6) |  | $ (230.8) |  | $ (161.7) |  | $ (497.9) |  | $ (144.4) |  | $ (1,007.2) |  | $ (164.4) |  | $ (440.1) | $ (674.3) | $ (1,813.9) | $ (749.1)
Less: Net income attributable to noncontrolling interests |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7.9 | 7.9 | 7.1 | 9.7
Loss from continuing operations attributable to common stockholders, before allocation of earnings to participating securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (682.2) | (1,821.0) | (758.8)
Less: Earnings allocated to participating securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.0 | 0.0 | 1.0
Loss from continuing operations attributable to common stockholders, after allocation of earnings to participating securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (682.2) | (1,821.0) | (759.8)
Loss from discontinued operations attributable to common stockholders, after allocation of earnings to participating securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (57.6) | (175.0) | (28.2)
Net loss attributable to common stockholders, after earnings allocated to participating securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (739.8) | $ (1,996.0) | $ (788.0)
EPS denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average shares outstanding - basic | 18.3 |  | 18.3 |  | 18.3 |  | 18.3 |  | 18.2 |  | 18.2 |  | 18.2 |  | 18.0 |  |  | 18.3 | 18.1 | 17.9
Weighted average shares outstanding - diluted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18.3 | 18.1 | 17.9
Basic EPS attributable to common stockholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss from continuing operations | $ (10.42) | [1] | $ (5.32) | [1] | $ (12.71) | [1] | $ (8.85) | [1] | $ (27.28) | [2] | $ (8.08) | [2] | $ (55.59) | [2] | $ (9.31) | [2] |  | $ (37.30) | $ (100.34) | $ (42.52)
Loss from discontinued operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (3.15) | (9.64) | (1.57)
Net loss attributable to common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (40.45) | (109.98) | (44.09)
Diluted EPS attributable to common stockholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss from continuing operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (37.30) | (100.34) | (42.52)
Loss from discontinued operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (3.15) | (9.64) | (1.57)
Net loss attributable to common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (40.45) | $ (109.98) | $ (44.09)
[1] | EPS for the quarters may not sum to the amounts for the year as each period is computed on a discrete basis.
[2] | EPS for the quarters may not sum to the amounts for the year as each period is computed on a discrete basis

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