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Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2016 | Mar. 31, 2015 | Jun. 30, 2016 | Dec. 31, 2015
Carrying Value, Fair Value Disclosure [Member] |  |  |  |
Fair value of financial instruments [Abstract] |  |  |  |
Debt | $ 3,900.0 |  | $ 3,900.0 | $ 3,900.0
Estimate of Fair Value, Fair Value Disclosure [Member] |  |  |  |
Fair value of financial instruments [Abstract] |  |  |  |
Debt | 3,900.0 |  | $ 3,900.0 | $ 3,900.0
Reclassification [Member] |  |  |  |
Accounting Changes and Error Corrections [Abstract] |  |  |  |
Facility Operating Expense |  | $ 5.3 |  |
Term of residency agreements- minimum |  |  | 30 days |
Term of residency agreements - maximum |  |  | 1 year |
Increase (Decrease) in Insurance Liabilities [Abstract] |  |  |  |
Increase (Decrease) in Liability for Claims and Claims Adjustment Expense Reserve | 13.7 |  |  |
Increase (Decrease) in Workers' Compensation Liabilities | 2.9 |  |  |
Increase (Decrease) in Other Insurance Liabilities | $ 10.8 |  |  |

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