General (Details)		3 Months Ended	6 Months Ended
Dec. 31, 2018 USD ($)	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Jun. 30, 2019 USD ($) segment
Number of operating segments \| segment				1
Provision for federal or state income taxes				$ 0
Remaining lease term (years)		5 years		5 years
Rent expense related to operating lease				$ 149,000
Right-of use asset		$ 1,393,000		1,393,000
Lease liability		1,393,000		1,393,000
Real estate taxes reimbursed		3,910,000		8,245,000
Cumulative effect of the adoption of the ASC 842	$ 42,808,000
Rental income		38,277,000		75,901,000
Anthem, Thrive, Preferred Care and Senior Care
Percentage of write-off of general straight-lint rent reserve	1.00%
Rental income		9,600,000		18,000,000
Recovery of written-off straight-line rent receivable		$ 7,400,000	$ 9,600,000	$ 17,000,000

Represents the percentage of write-off of general straight-line rent reserve.

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- Definition

Represents the amount of recovery of written-off straight-line rent receivable.

+ References

No definition available.

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- Definition

Reimbursement of tax based on the assessed value of real estate by the local government. The tax is usually based on the value of property (including the land).

+ References

No definition available.

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- Definition

Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.

+ References

No definition available.

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- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

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-Publisher FASB
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- Definition

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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No definition available.

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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- Definition

Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

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- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

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Amount of lessee's right to use underlying asset under operating lease.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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