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Commitments And Contingencies (Property Insurance And Other) (Narrative) (Details) (USD $) | 9 Months Ended
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Sep. 30, 2011
Puerto Rico [Member] | Acute Care Facilities And Legacy Behavioral Health Care Facilities [Member] | Earthquake [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses deductible limit per occurrence | $ 25,000,000
California [Member] | Behavioral Health Care Facilities [Member] | Earthquake [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses, deductible rate | 5.00%
Commercial property insurance for catastrophic losses limit per occurrence | 50,000,000
High Hazard Areas [Member] | Behavioral Health Care Facilities [Member] | Flood [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses deductible limit per occurrence | 500,000
Commercial property insurance for catastrophic losses limit per occurrence | 25,000,000
Letters Of Credit And Surety Bonds [Member] |
Loss Contingencies [Line Items] |
Off-balance sheet contingent obligation | 86,000,000
Letters Of Credit And Surety Bonds [Member] | Self-Insurance Programs [Member] |
Loss Contingencies [Line Items] |
Off-balance sheet contingent obligation | 62,000,000
Letters Of Credit And Surety Bonds [Member] | Pending Appeals Of Legal Judgments [Member] |
Loss Contingencies [Line Items] |
Off-balance sheet contingent obligation | 7,000,000
Letters Of Credit And Surety Bonds [Member] | Other Debt Guarantees [Member] |
Loss Contingencies [Line Items] |
Off-balance sheet contingent obligation | 17,000,000
Facilities Located In Fault Zones [Member] | Acute Care Facilities And Legacy Behavioral Health Care Facilities [Member] | Earthquake [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses limit per occurrence | 100,000,000
Minimum [Member] | Acute Care Facilities And Legacy Behavioral Health Care Facilities [Member] | Windstorm [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses, deductible rate | 3.00%
Minimum [Member] | Acute Care Facilities And Legacy Behavioral Health Care Facilities [Member] | Earthquake [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses, deductible rate | 1.00%
Minimum [Member] | Acute Care Facilities And Legacy Behavioral Health Care Facilities [Member] | Flood [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses deductible limit per occurrence | 250,000
Minimum [Member] | Behavioral Health Care Facilities [Member] | Windstorm [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses, deductible rate | 1.00%
Minimum [Member] | Behavioral Health Care Facilities [Member] | Flood [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses deductible limit per occurrence | 50,000
Maximum [Member] | Acute Care Facilities And Legacy Behavioral Health Care Facilities [Member] | Windstorm [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses, deductible rate | 5.00%
Maximum [Member] | Acute Care Facilities And Legacy Behavioral Health Care Facilities [Member] | Earthquake [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses, deductible rate | 5.00%
Maximum [Member] | Acute Care Facilities And Legacy Behavioral Health Care Facilities [Member] | Flood [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses deductible limit per occurrence | 500,000
Maximum [Member] | Behavioral Health Care Facilities [Member] | Windstorm [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses, deductible rate | 5.00%
Maximum [Member] | Behavioral Health Care Facilities [Member] | Flood [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses limit per occurrence | 100,000
Acute Care Facilities And Legacy Behavioral Health Care Facilities [Member] | Windstorm [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses deductible limit per occurrence | 250,000
Commercial property insurance for catastrophic losses limit per occurrence | 1,000,000,000
Acute Care Facilities And Legacy Behavioral Health Care Facilities [Member] | Earthquake [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses deductible limit per occurrence | 250,000
Commercial property insurance for catastrophic losses limit per occurrence | 250,000,000
Behavioral Health Care Facilities [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses deductible limit per occurrence | 25,000
Commercial property insurance for catastrophic losses limit per occurrence | 100,000,000
Behavioral Health Care Facilities [Member] | Windstorm [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses limit per occurrence | 100,000,000
Behavioral Health Care Facilities [Member] | Flood [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses limit per occurrence | 100,000,000
Behavioral Health Care Facilities [Member] | Earth Movement [Member] |
Loss Contingencies [Line Items] |
Commercial property insurance for catastrophic losses deductible limit per occurrence | 50,000
Commercial property insurance for catastrophic losses limit per occurrence | $ 100,000,000

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