Real Estate Investments - Mortgage Loan Activity (Details) $ in Thousands	12 Months Ended
Dec. 31, 2018 USD ($) item
Mortgage Loans
Number of Units in Real Estate Property	811
Mortgage Loans
Mortgage Loans
General amortization schedule of mortgage loans	30 years
Michigan \| Mortgages with 8.7% Interest, fixed for five years, and escalating by 2.25% thereafter \| SNF
Mortgage Loans
Interest rate for mortgage loan (as a percent)	8.70%
Specified basis points for annual increase in interest rate (as a percent)	2.25%
General amortization schedule of mortgage loans	5 years
Michigan \| Mortgages with 8.7% Interest, fixed for five years, and escalating by 2.25% thereafter \| SNF \| SNF Beds
Mortgage Loans
Number of Units in Real Estate Property	112
Michigan \| Mortgages with 9.41% Interest, fixed for five years, and escalating by 2.25% thereafter \| SNF
Mortgage Loans
Interest rate for mortgage loan (as a percent)	9.41%
Specified basis points for annual increase in interest rate (as a percent)	2.25%
General amortization schedule of mortgage loans	5 years
Additions to mortgage loans \| $	$ 7,125
Michigan \| Mortgages with 9.41% Interest, fixed for five years, and escalating by 2.25% thereafter \| SNF \| SNF Beds
Mortgage Loans
Number of Units in Real Estate Property	126
Michigan \| Mortgage Loans \| Mortgages with 8.7% Interest, fixed for five years, and escalating by 2.25% thereafter \| SNF
Mortgage Loans
Additions to mortgage loans \| $	$ 7,400

No definition available.

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- Definition

Total amount of new mortgage loans and other additions on real estate during the reporting period.

+ References

No definition available.

+ Details

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- Definition

Represents the amortization period of mortgage loan on real estate properties.

+ References

No definition available.

+ Details

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- Definition

Represents the basis points specified for an increase in annual interest rate on mortgage loan receivable.

+ References

No definition available.

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- Definition

Interest rate of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Paragraph Column B
-Subsection 29

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 310
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column B))
-URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014

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- Definition

The number of units in a real estate property owned as of the balance sheet date.

+ References

No definition available.

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