Related Party Transactions (Narrative) (Details) $ in Millions	9 Months Ended
Sep. 30, 2016 USD ($) property	Dec. 31, 2015 USD ($)
Selling Commissions Allowable [Member]
Related Party Transaction [Line Items]
Revenue from related party, percentage	100.00%
Program Development Costs [Member] \| Rent and Tenant Receivables and Other Assets, Net [Member]
Related Party Transaction [Line Items]
Reserves related to program development costs	$ 18.8	$ 34.8
Cole REITs [Member] \| Selling Commissions Allowable [Member]
Related Party Transaction [Line Items]
Revenue from related party, percentage	100.00%
Cole REITs [Member] \| Program Development Costs [Member] \| Rent and Tenant Receivables and Other Assets, Net [Member]
Related Party Transaction [Line Items]
Organization and offering costs	$ 12.3	12.9
Reserves related to program development costs	$ 18.8	$ 34.8
Cole REITs [Member] \| Disposition Fee Revenue [Member]
Related Party Transaction [Line Items]
Number (or more) of properties to earn disposition fees \| property	1
INAV [Member]
Related Party Transaction [Line Items]
Threshold for return on stockholders' capital	6.00%

Receivables to be collected from (obligations owed to) related parties, net as of the balance sheet date where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Reference 2: 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.(k)(1))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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Balance Type:	debit
Period Type:	instant

- 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

Disposal Group, Disposition Fee Earnings, Number of Properties

+ References

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+ Details

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- Definition

The performance fee to be received by the entity's advisor, as a percent of total excess annual return above the minimum threshold, in the event the total annual return on stockholder's equity exceeds the minimum threshold required for a performance fee to be earned.

+ References

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+ Details

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- Definition

Related Party, Allowance For Uncollectible Receivables

+ References

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+ Details

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- Definition

Revenue from Related Party, Percentage

+ References

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- Details

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- Details

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- Details

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- Details

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- Details

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