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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 | $ (175.2) |  | $ (97.7) |  | $ (223.2) |  | $ (167.7) |  | $ (502.0) |  | $ (126.4) |  | $ (1,006.0) |  | $ (148.8) |  | $ (423.6) | $ (663.8) | $ (1,783.2) | $ (695.3)
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 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (671.7) | (1,790.3) | (705.0)
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 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (671.7) | (1,790.3) | (706.0)
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 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (729.3) | $ (1,965.3) | $ (734.2)
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 | $ (9.82) | [1] | $ (5.44) | [1] | $ (12.30) | [1] | $ (9.17) | [1] | $ (27.50) | [2] | $ (7.09) | [2] | $ (55.53) | [2] | $ (8.44) | [2] |  | $ (36.72) | $ (98.65) | $ (39.51)
Loss from discontinued operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (3.15) | (9.64) | (1.57)
Net loss attributable to common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (39.87) | (108.29) | (41.08)
Diluted EPS attributable to common stockholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss from continuing operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (36.72) | (98.65) | (39.51)
Loss from discontinued operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (3.15) | (9.64) | (1.57)
Net loss attributable to common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (39.87) | $ (108.29) | $ (41.08)
[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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