Variable Interest Entities (Narrative) (Details) $ in Millions	6 Months Ended	12 Months Ended
Jun. 30, 2020 USD ($) item property	Dec. 31, 2019 property item
Variable Interest Entity [Line Items]
Number of VIE real estate joint ventures guaranteed by company	1	1
Additional support contributions \| $	$ 2.7
Consolidated Variable Interest Entities [Member]
Variable Interest Entity [Line Items]
Number of VIE real estate joint ventures	8	8
Number of real estate properties \| property	21	21
Unconsolidated Variable Interest Entities [Member]
Variable Interest Entity [Line Items]
Number of VIE real estate joint ventures	2	2
Number of joint venture arrangements	1
Variable interest entity, nonconsolidated, additional future funding \| $	$ 4.7

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

No definition available.

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- Definition

The amount of financial or other support the reporting entity has provided (explicitly or implicitly) to the Variable Interest Entity (VIE) that it was not previously contractually required to provide or that the reporting entity intends to provide, including, for example, situations in which the reporting entity assisted the VIE in obtaining another type of support.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 5A
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=118582676&loc=SL6759159-111685

+ Details

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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

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- Definition

Variable Interest Entity, Nonconsolidated, Future Additional Equity and Debt Contributions

+ References

No definition available.

+ Details

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Namespace Prefix:	wri_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Variable Interest Entity, Qualitative or Quantitative Information, Number of Joint Venture Arrangements

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
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Period Type:	duration

- Definition

Variable Interest Entity, Qualitative or Quantitative Information, Number of VIE Entities

+ References

No definition available.

+ Details

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Namespace Prefix:	wri_
Data Type:	xbrli:positiveIntegerItemType
Balance Type:	na
Period Type:	duration

- Definition

Variable Interest Entity, Qualitative or Quantitative Information, Number of VIE's Guaranteed by Company

+ References

No definition available.

+ Details

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Namespace Prefix:	wri_
Data Type:	xbrli:integerItemType
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- Details

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- Details

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