Acquisition of Real Estate (Properties Acquired) (Details) $ in Thousands	6 Months Ended
Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($) ft²
Business Acquisition [Line Items]
GLA \| ft²		349,410
Aggregate Purchase Price	$ 2,020	$ 79,634
Transaction costs	100	1,200
Land adjacent to Shops at Palm Lakes
Business Acquisition [Line Items]
Aggregate Purchase Price	$ 2,020
Land adjacent to Parmer Crossing
Business Acquisition [Line Items]
Aggregate Purchase Price		$ 2,197
Centennial Shopping Center
Business Acquisition [Line Items]
GLA \| ft²		113,682
Aggregate Purchase Price		$ 18,011
Plymouth Square Shopping Center
Business Acquisition [Line Items]
GLA \| ft²		235,728
Aggregate Purchase Price		$ 56,909
Acquired Gross Leasable Area \| ft²		288,718
Leases at Baytown Shopping Center
Business Acquisition [Line Items]
Aggregate Purchase Price		$ 2,517

Acquired Gross Leasable Area

No definition available.

Name:	brx_AcquiredGrossLeasableArea
Namespace Prefix:	brx_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	instant

- Definition

Gross Leasable Area

+ References

No definition available.

+ Details

Name:	brx_GrossLeasableArea
Namespace Prefix:	brx_
Data Type:	num:areaItemType
Balance Type:	na
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

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

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=116868678&loc=d3e1043-128460

+ Details

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

- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585

+ Details

Name:	us-gaap_PaymentsToAcquireBusinessesGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_BusinessAcquisitionAxis=brx_LandAdjacentToShopsAtPalmLakesMiamiGardensFLMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=brx_LandAdjacentToParmerCrossingAustinTXMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=brx_CentennialShoppingCenterEnglewoodCOMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=brx_PlymouthSquareShoppingCenterConshohockenPAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=brx_LeasesatBaytownShoppingCenterBaytownTXMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: