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- Definition

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
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- Definition

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.

+ References

No definition available.

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- Definition

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

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-Name Accounting Standards Codification
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-Paragraph 25
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Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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Acquisitions, Dispositions and Other Significant Transactions - Additional Information (Details) $ in Thousands	3 Months Ended		6 Months Ended		15 Months Ended	18 Months Ended
	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2018 USD ($) community	Jun. 30, 2017 USD ($)	Jun. 30, 2018 community	Jun. 30, 2018 community
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	$ 895,969	$ 934,070	$ 1,802,235	$ 1,950,997
Cash lease payments	87,115	90,599	176,708	185,203
158 Communities Disposed Of By Sales And Lease Terminations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of communities disposed of \| community						158
Cash lease payments	17,400	24,800	37,400	72,100
6 Communities Disposed Of By Sales
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of communities disposed of \| community						6
152 Communities Disposed Of By Lease Terminations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of communities disposed of \| community						152
94 Communities Disposed Of Through Sale And Lease Terminations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of communities disposed of \| community					94
Assisted Living
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	522,027	547,430	$ 1,054,307	1,137,967
Assisted Living \| 158 Communities Disposed Of By Sales And Lease Terminations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of communities disposed of \| community			125
Retirement Centers
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	159,293	162,248	$ 317,690	334,868
Retirement Centers \| 158 Communities Disposed Of By Sales And Lease Terminations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of communities disposed of \| community			20
CCRCs Rental
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	104,796	114,202	$ 209,865	256,000
CCRCs Rental \| 158 Communities Disposed Of By Sales And Lease Terminations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of communities disposed of \| community			13
Resident fees
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	895,969	934,070	$ 1,802,235	1,950,997
Resident fees \| 158 Communities Disposed Of By Sales And Lease Terminations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	50,000	94,500	109,100	259,700
Facility operating
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Costs of services	627,076	642,405	1,259,401	1,316,947
Facility operating \| 158 Communities Disposed Of By Sales And Lease Terminations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Costs of services	$ 31,800	$ 68,700	$ 70,200	$ 183,900