Subsequent Events (Details) (USD $)	2 Months Ended
Feb. 20, 2015	Dec. 31, 2014
Mortgages [Member]
Subsequent Event [Line Items]
Face amount		$ 5,503,000
Subsequent Event [Member] \| Mortgages [Member] \| Non-recourse Mortgage Secured by Land in New York, New York [Member]
Subsequent Event [Line Items]
Debt instrument, term	10 years
Debt interest rate percentage	4.10%
Face amount	29,193,000
Golf Course [Member] \| Subsequent Event [Member] \| Venice, Florida [Member]
Subsequent Event [Line Items]
Area of real estate property (acres)	360
Payments to acquire real estate	16,850,000
Lease term (years)	40 years
Industrial Property [Member] \| Subsequent Event [Member] \| Detroit, Michigan [Member]
Subsequent Event [Line Items]
Lease term (years)	20 years
Payments to acquire real estate, forward commitment	$ 29,680,000

Lease Term

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- Definition

Payments to Acquire Real Estate, Forward Commitment

+ References

No definition available.

+ Details

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- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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

The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

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