Summarized Results of Operations for Discontinued Facilities (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 30, 2013	Sep. 30, 2013
Discontinued Operations [Line Items]
Managed-only, Revenue	$ 2,007	$ 19,984
Disposal Group, Including Discontinued Operation, Revenue	2,007	19,984
Managed-only, Expenses	2,945	22,529
Depreciation and amortization, Expenses	124	799
Asset impairments		2,637
Disposal Group, Including Discontinued Operation, Operating Expense, Total	3,069	25,965
OPERATING LOSS	(1,062)	(5,981)
Other expense	(16)	(17)
LOSS FROM DISCONTINUED OPERATIONS BEFORE INCOME TAXES	(1,078)	(5,998)
Income tax benefit	415	2,241
LOSS FROM DISCONTINUED OPERATIONS, NET OF TAXES	$ (663)	$ (3,757)

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Amount of asset impairment charges attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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Disposal Group Including Discontinued Operation Managed Only Revenue.

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Disposal Group Including Discontinued Operation Other Income Expense

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Overall income (loss) from a disposal group that is classified as a component of the entity, before income tax, reported as a separate component of income before extraordinary items. Includes the following (before income tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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Amount of costs of goods sold attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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Amount of depreciation and amortization attributable to disposal group.

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Amount of operating expenses attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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Amount of operating income or loss attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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Amount of sales or other form of revenues attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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Amount of income (loss) from a disposal group, net of income tax, reported as a separate component of income before extraordinary items after deduction or consideration of the amount allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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