Debt - Mortgage Notes Payable Narrative (Details) $ in Millions	3 Months Ended
Mar. 31, 2017 USD ($) property loan default_notice	Dec. 30, 2016 USD ($) property
Debt Instrument [Line Items]
Number of properties secured by each non-recourse loan \| property	1
Mortgage Notes Payable [Member]
Debt Instrument [Line Items]
Number of default notices \| default_notice	2
Number of non-recourse loan secured properties	2	16
Mortgage notes in connection with default from non-recourse loan \| $	$ 41.8	$ 11.6

Amount of outstanding long-term debt or borrowing associated with any securities or credit agreement for which there has been a default in principal, interest, sinking fund, or redemption provisions, or any breach of covenant that existed at the end of the period and subsequently has not been cured.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(c))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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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

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- Definition

Debt Instrument, Debt Default, Number of Default Notices

+ References

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- Definition

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+ References

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- Definition

Debt Instrument, Number of Properties Secured by Each Non-Recourse Loan

+ References

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