Number of wholly-owned subsidiaries that have jointly elected to be treated as a taxable REIT subsidiary.

No definition available.

Name:	rpai_NumberofWhollyOwnedSubsidiariesJointlyElectedtobeTreatedasTaxableREIT
Namespace Prefix:	rpai_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the percentage of tenants, based on gross leasable area, open for business as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	rpai_TenantsOpenforBusinessPercent
Namespace Prefix:	rpai_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfRealEstateProperties
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of expense related to estimated loss from loan and lease transactions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.11)
-URI http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524

+ Details

Name:	us-gaap_ProvisionForLoanAndLeaseLosses
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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

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

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=us-gaap_RetailMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	rpai_RealEstatePropertiesByTypeAxis=rpai_OperatingPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_UnusualOrInfrequentItemAxis=rpai_COVID19Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rpai_CircleEastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	rpai_RealEstatePropertiesByTypeAxis=rpai_RedevelopmentPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rpai_OneLoudounDowntownPadsGHMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rpai_CarillonMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rpai_ShoppesAtQuarterfieldMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Organization and Basis of Presentation (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2019 USD ($)	Sep. 30, 2020 property subsidiary
Real Estate Properties [Line Items]
Number of real estate properties owned		105
Number of wholly-owned subsidiaries jointly elected to be treated as a TRS \| subsidiary		1
Reserve for uncollectible lease income \| $	$ 1,860
Retail \| Operating properties
Real Estate Properties [Line Items]
Number of real estate properties owned		102
COVID-19
Real Estate Properties [Line Items]
Tenants open for business (as a percent)		94.00%
Circle East \| Redevelopment properties
Real Estate Properties [Line Items]
Number of real estate properties owned		1
One Loudoun Downtown - Pads G & H \| Redevelopment properties
Real Estate Properties [Line Items]
Number of real estate properties owned		0
Carillon \| Redevelopment properties
Real Estate Properties [Line Items]
Number of real estate properties owned		1
The Shoppes at Quarterfield \| Redevelopment properties
Real Estate Properties [Line Items]
Number of real estate properties owned		1