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Equity Method Investments, Number Of Communities Managed

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Number Of Communities Acquired

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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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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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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Fair value portion of investments accounted under the equity method.

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Amount of revenues recognized from services provided to residents in facilities owned or operated by the health care organization (not including patient service revenue), which may be based on contractual rates set forth in agreements with third-party payers.

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Term of the lessee's leasing arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Cash payments to lessor's for use of assets under operating leases.

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The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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Acquisitions, Dispositions and Other Significant Transactions - Acquisitions (Details) $ in Thousands		3 Months Ended
	Mar. 29, 2017 USD ($) community	Mar. 31, 2017 USD ($) community	Mar. 31, 2016 USD ($) community	Nov. 01, 2016 community
Business Acquisition [Line Items]
Payments to acquire joint venture		$ 185,971	$ 2,365
Resident fee revenue		1,016,927	1,061,148
Facility operating expenses		674,542	715,902
Cash lease payments		94,604	95,580
Asset impairment		20,706	3,375
Change in valuation allowance			$ 14,200
Blackstone Venture [Member]
Business Acquisition [Line Items]
Number of communities acquired \| community				64
HCP, Inc. [Member]
Business Acquisition [Line Items]
Number of communities leased \| community	64
Term of lease	12 years
Formation of Blackstone Joint Venture [Member]
Business Acquisition [Line Items]
Change in valuation allowance		85,000
Joint Venture [Member] \| Blackstone Venture [Member]
Business Acquisition [Line Items]
Number of community leasehold interests contributed \| community	62
Payments to acquire joint venture	$ 179,200	$ 179,200
Percentage ownership	15.00%	15.00%
Number of communities managed \| community	60
Number of community leases terminated \| community	62	62	62
Resident fee revenue		$ 64,000	$ 65,200
Facility operating expenses		43,900	44,100
Cash lease payments		22,200	$ 21,300
Carrying value of investment		66,800
Fair value of investment		47,100
Asset impairment		$ 19,700
Joint Venture [Member] \| Blackstone Venture [Member] \| Assisted Living [Member]
Business Acquisition [Line Items]
Number of community leases terminated \| community		47
Joint Venture [Member] \| Blackstone Venture [Member] \| Retirement Centers [Member]
Business Acquisition [Line Items]
Number of community leases terminated \| community		8
Joint Venture [Member] \| Blackstone Venture [Member] \| CCRCs Rental [Member]
Business Acquisition [Line Items]
Number of community leases terminated \| community		7
Joint Venture [Member] \| Blackstone Venture [Member] \| Senior Housing Communities [Member]
Business Acquisition [Line Items]
Number of communities acquired \| community	64
Purchase price	$ 1,100,000
Joint Venture [Member] \| HCP, Inc. [Member] \| Blackstone Venture [Member] \| Senior Housing Communities [Member]
Business Acquisition [Line Items]
Number of communities acquired \| community	64