Represents the ownership percentage in joint venture.

No definition available.

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- Definition

The gross carrying amount of loans receivable that are subordinated to receivables held by other entities.

+ References

No definition available.

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- Definition

Represents number of joint ventures deconsolidated.

+ References

No definition available.

+ Details

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- Definition

Represents number of unconsolidated joint ventures between entity and an institutional capital partner.

+ References

No definition available.

+ Details

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- Definition

The number of VIE borrowers in which the entity has invested in marketable debt securities and loan.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Represents the period of call-option retained.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Number of properties leased by the entity to tenants that have been identified as a VIE.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
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- Definition

Number of tenants of properties leased by entity for which the tenant is considered a VIE tenant.

+ References

No definition available.

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- Definition

Represents the number of controlling ownership interest entities, in which the company holds the interest and is the managing member of the partnership.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Amount of decrease in additional paid in capital (APIC) resulting from dividends legally declared (or paid) in excess of retained earnings balance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
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-Publisher FASB
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-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The carrying amount of the consolidated Variable Interest Entity's assets included in the reporting entity's statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (bb)
-URI http://asc.fasb.org/extlink&oid=64801991&loc=d3e5710-111685

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- Definition

The net carrying amount of the consolidated Variable Interest Entity's assets and liabilities included in the reporting entity's statement of financial position.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The carrying amount of the consolidated Variable Interest Entity's liabilities included in the reporting entity's statement of financial position.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph b
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-Name Accounting Standards Codification
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-SubTopic 10
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-URI http://asc.fasb.org/extlink&oid=64801991&loc=d3e5747-111685

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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.

+ Details

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- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 5A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=64801991&loc=SL6759159-111685

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Variable Interest Entities (Details) $ in Thousands, € in Millions		1 Months Ended	12 Months Ended
	Jan. 01, 2016 USD ($)	Sep. 30, 2011	Dec. 31, 2016 EUR (€) entity item	Dec. 31, 2016 USD ($) entity item	Dec. 31, 2015 USD ($)	Aug. 29, 2014
Company's involvement with VIEs:
Joint Venture Ownership Percentage						49.00%
Number of joint ventures deconsolidated \| item			3
Number of VIE borrowers with debt securities and loan \| entity			2	2
Cumulative-effect adjustment to cumulative dividends in excess of earnings	$ 500
Mezzanine				$ 615,188	$ 660,138
Vintage Park Development JV
Company's involvement with VIEs:
Ownership percentage (as a percent)			90.00%
Unconsolidated Variable Interest Entities
Company's involvement with VIEs:
Number of unconsolidated joint ventures \| item			3
Number of properties leased \| item			48	48
Number of VIE tenants \| item			7	7
CCRC OpCo
Company's involvement with VIEs:
Joint Venture Ownership Percentage						49.00%
Maximum Loss Exposure				$ 103,315
Carrying amount				103,315
Vintage Park Development JV
Company's involvement with VIEs:
Maximum Loss Exposure				7,486
Carrying amount				$ 7,486
VIE tenants-operating leases
Company's involvement with VIEs:
Number of properties leased \| item			48	48
Maximum Loss Exposure				$ 7,628
Carrying amount				7,628
VIE tenants-DFLs
Company's involvement with VIEs:
Maximum Loss Exposure				601,132
Carrying amount				601,132
Four Seasons
Company's involvement with VIEs:
Maximum Loss Exposure				85,430
Carrying amount				85,430
Loan-senior secured
Company's involvement with VIEs:
Maximum Loss Exposure				131,215
Carrying amount				$ 131,215
Loan-senior secured \| SH NNN
Company's involvement with VIEs:
Number of VIE tenants \| item			7	7
Loan-seller financing
Company's involvement with VIEs:
Maximum Loss Exposure				$ 10,000
Carrying amount				10,000
Loan-seller financing \| SH NNN
Company's involvement with VIEs:
Mezzanine				10,000
Term of facility			5 years
CMBS and LLC investment
Company's involvement with VIEs:
Maximum Loss Exposure				33,275
Carrying amount				33,275
MMCG \| Bridge Loan
Company's involvement with VIEs:
Loan amount			€ 105	131,000
Period of call-option retained			3 years
Consolidated Variable Interest Entities
Company's involvement with VIEs:
Ownership percentage (as a percent)		90.00%
Consolidated Variable Interest Entities \| Accounting Standards Update ("ASU") 2015-02 - Consolidation \| Adjustment
Company's involvement with VIEs:
Total assets					543,000
Total liabilities					$ 651,000
RIDEA II
Company's involvement with VIEs:
Ownership percentage (as a percent)			80.00%
RIDEA III
Company's involvement with VIEs:
Ownership percentage (as a percent)			90.00%
HCP Ventures V
Company's involvement with VIEs:
Ownership percentage (as a percent)			51.00%
Vintage Park Development JV
Company's involvement with VIEs:
Ownership percentage (as a percent)			85.00%
Exchange Accommodation Titleholder ("EAT")
Company's involvement with VIEs:
Carrying amount				$ 37,000
DownREIT Partnerships
Company's involvement with VIEs:
Number of controlling ownership interest entities as a managing member \| item			5