Property, net - Quantitative Information, Unobservable Inputs (Details) - (Level 3)	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Terminal capitalization rate		9.00%
Discount rate		9.50%
Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Terminal capitalization rate	7.00%
Discount rate	8.00%
Market rents per square foot	2.00	5.00
Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Terminal capitalization rate	10.00%
Discount rate	15.00%
Market rents per square foot	20.00	150.00

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.

No definition available.

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- Definition

Ratio of the net operating income produced by an asset and its capital cost (original prices paid to buy the asset), used as an input to measure fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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- Definition

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

+ References

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- Definition

Cost of construction of real property stated is a price per square foot, used as an input to measure fair value.

+ References

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