Amount of additional borrowing capacity under the debt instrument.

No definition available.

Name:	rpai_DebtInstrumentAdditionalBorrowingCapacity
Namespace Prefix:	rpai_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of maximum borrowing capacity that is available to the entity under the long-term financing arrangement.

+ References

No definition available.

+ Details

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Namespace Prefix:	rpai_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_LongtermDebtTypeAxis=rpai_TermLoanDue2023Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ExternalCreditRatingByGroupingAxis=us-gaap_ExternalCreditRatingInvestmentGradeMember
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Term Loan Due 2023 (Details) - Term Loan Due 2023 - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017	Jan. 03, 2017
Debt Instrument [Line Items]
Term of debt issuance			7 years
Principal amount			$ 200,000
Variable interest rate spread (as a percent)	1.70%	1.70%
Additional borrowing capacity			100,000
Maximum borrowing capacity			$ 300,000
LIBOR
Debt Instrument [Line Items]
Reference rate for variable interest rate			LIBOR
Minimum
Debt Instrument [Line Items]
Variable interest rate spread (as a percent)	1.70%
Minimum \| LIBOR
Debt Instrument [Line Items]
Variable interest rate spread (as a percent)			1.70%
Maximum
Debt Instrument [Line Items]
Variable interest rate spread (as a percent)	2.55%
Maximum \| LIBOR
Debt Instrument [Line Items]
Variable interest rate spread (as a percent)			2.55%
Investment grade rated \| Minimum \| LIBOR
Debt Instrument [Line Items]
Variable interest rate spread (as a percent)			1.50%
Investment grade rated \| Maximum \| LIBOR
Debt Instrument [Line Items]
Variable interest rate spread (as a percent)			2.45%