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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66022249&loc=d3e33749-111570

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Amount of operating dividend and interest income, including amortization and accretion of premiums and discounts, on securities.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.2,3)
-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

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-Name Accounting Standards Codification
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-Section 35
-Paragraph 4
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The percentage rate used to calculate dividend payments on preferred stock.

+ References

No definition available.

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No definition available.

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Other Real Estate Investments - Additional Information (Detail) $ in Millions	1 Months Ended	3 Months Ended
	Dec. 31, 2014 USD ($) a bed	Mar. 31, 2016 USD ($)	Mar. 31, 2015 USD ($)
Real Estate Properties [Line Items]
Preferred equity investment		$ 8.7
Recognized interest income		$ 0.3	$ 0.2
Signature Senior Living [Member]
Real Estate Properties [Line Items]
Preferred equity investment	$ 7.5
Return from preferred equity investment	12.00%
Number of beds planned for construction \| bed	134
Area under construction \| a	5
Initial lease yield	8.00%
Project construction completion year		2016