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Income Taxes (Narrative) (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009
Income Taxes [Line Items] |  |  |
Unfavorable discrete tax items |  | $ 4,000,000 |
Charge incurred from life insurance agreements |  | 9,000,000 |
Favorable discrete tax items | 1,000,000 | 4,000,000 |
Future taxable income, amount | 881,000,000 |  |
Deferred state tax benefit (net of the federal benefit) | 5,800,000 | 1,704,000 | 2,177,000
Net operating losses | 52,506,000 | 46,338,000 |
Deferred federal and state tax benefit | 25,000,000 | 51,000,000 |
Valuation allowances | 39,000,000 | 28,000,000 |
Increase in estimated liabilities for uncertain tax positions due to tax positions taken in current years | 750,000 | 1,219,000 | 750,000
Increase in estimated liabilities for uncertain tax positions due to tax positions taken in the prior years | 419,000 | 2,076,000 | 1,245,000
Decrease in estimated liabilities for uncertain tax positions due to the lapse of the statute of limitations | 2,000,000 |  |
Impact of unrecognized tax benefits, if recognized | 5,000,000 | 5,000,000 |
Accrued interest and penalties | 1,000,000 | 1,000,000 |
Period of expiration of the statute of limitations for certain jurisdictions | within the next twelve months |  |
Increase in estimated liabilities for uncertain tax positions | 1,000,000 | 3,000,000 |
Minimum [Member] |  |  |
Income Taxes [Line Items] |  |  |
Foreign and U.S. state and local jurisdictions have statutes of limitations, in years | 3 |  |
Maximum [Member] |  |  |
Income Taxes [Line Items] |  |  |
Foreign and U.S. state and local jurisdictions have statutes of limitations, in years | 4 |  |
Net Operating Losses [Member] |  |  |
Income Taxes [Line Items] |  |  |
Increase in valuation allowance | 11,000,000 |  |
Foreign Net Operating Losses [Member] |  |  |
Income Taxes [Line Items] |  |  |
Increase in valuation allowance | 3,000,000 | 4,000,000 |
State [Member] |  |  |
Income Taxes [Line Items] |  |  |
Deferred state tax benefit (net of the federal benefit) | 44,000,000 |  |
State [Member] | Minimum [Member] |  |  |
Income Taxes [Line Items] |  |  |
Net operating loss carryforwards expiration date | 2012 |  |
State [Member] | Maximum [Member] |  |  |
Income Taxes [Line Items] |  |  |
Net operating loss carryforwards expiration date | 2031 |  |
Psychiatric Solutions, Inc. [Member] |  |  |
Income Taxes [Line Items] |  |  |
Unfavorable discrete tax items |  | 5,000,000 |
Deferred federal tax benefits | 1,000,000 |  |
Deferred foreign tax benefit | 3,000,000 |  |
Psychiatric Solutions, Inc. [Member] | Federal [Member] |  |  |
Income Taxes [Line Items] |  |  |
Net operating loss carryforwards expiration date | 2022 |  |
Net operating losses | 2,000,000 |  |
Psychiatric Solutions, Inc. [Member] | Foreign [Member] |  |  |
Income Taxes [Line Items] |  |  |
Net operating loss carryforwards expiration date | 2021 |  |
Net operating losses | $ 8,000,000 |  |

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