Number of communities classified as held for sale during the period.

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The number of communities purchased or sold during the period.

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- Definition

Amount of deferred lease liability reversed upon the termination of a lease agreement.

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No definition available.

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Fair value portion of assets classified as held for sale.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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The fair value of assets acquired in noncash investing or financing activities.

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- Definition

Gain (loss) related to the termination of a contract between the parties. The termination may be due to many causes including early termination of a lease by a lessee, a breach of contract by one party, or a failure to perform.

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The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

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- Definition

Amount classified as liabilities attributable to disposal group held for sale or disposed of.

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The cash outflow associated with the acquisition of a controlling interest in another entity or an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment).

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Aggregate cash proceeds received from a combination of transactions in which noncurrent assets are sold, which may include the sale of a business, an investment in an affiliate (including an equity method investee), property, plant and equipment and intangible assets. Excludes sales of trading, available-for-sale, and held-to-maturity securities.

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Acquisitions and Dispositions (Details) $ in Thousands		1 Months Ended	3 Months Ended				9 Months Ended		12 Months Ended
Acquisitions and Dispositions (Details) $ in Thousands	Nov. 01, 2016 USD ($) Community	Feb. 28, 2015 USD ($) Community	Sep. 30, 2016 USD ($) Community	Jun. 30, 2016 USD ($) Community	Mar. 31, 2016 USD ($) Community	Sep. 30, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Dec. 31, 2015 USD ($) Community
Schedule of Acquisitions and Disposals [Line Items]
Asset impairment			$ 19,111			$ 0	$ 26,638	$ 0
Assets held for sale			173,481				173,481		$ 110,620
Loss on facility lease termination			$ 0			$ 0	0	$ 76,143
Retirement Centers [Member]
Schedule of Acquisitions and Disposals [Line Items]
Number of Communities classified as held for sale \| Community			1
CCRCs Rental [Member]
Schedule of Acquisitions and Disposals [Line Items]
Number of Communities classified as held for sale \| Community			3
Assisted Living [Member]
Schedule of Acquisitions and Disposals [Line Items]
Number of Communities classified as held for sale \| Community			24
Agreement to sell 44 communities [Member]
Schedule of Acquisitions and Disposals [Line Items]
Number of Communities classified as held for sale \| Community			12	44
Aggregate purchase price				$ 252,500
Sale of 32 communities [Member]
Schedule of Acquisitions and Disposals [Line Items]
Number of communities purchased or sold \| Community			32
Aggregate selling price			$ 177,500
Sale of 9 communities [Member]
Schedule of Acquisitions and Disposals [Line Items]
Number of communities purchased or sold \| Community	9
Aggregate selling price	$ 47,700
February 2015 acquisition of 15 communities [Member]
Schedule of Acquisitions and Disposals [Line Items]
Number of communities purchased or sold \| Community		15
Aggregate purchase price		$ 268,600
Fair Value of Assets Acquired		187,200
Reversal of deferred lease liability		5,300
Loss on facility lease termination		$ 76,100
Assets held for sale [Member]
Schedule of Acquisitions and Disposals [Line Items]
Number of communities purchased or sold \| Community					7
Number of Communities classified as held for sale \| Community			28	50					17
Aggregate selling price					$ 46,700
Gain on Sale of Communities					$ 2,700
Asset impairment			$ 6,700				11,700		$ 15,200
Current portion of long-term debt related to assets held for sale			$ 106,900				$ 106,900