Area of a real estate property.

No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
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-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

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- Definition

For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28555-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

+ References

No definition available.

+ Details

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- Definition

Percentage employer matches of the employee's percentage contribution matched.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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- Definition

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

+ References

No definition available.

+ Details

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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

+ Details

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Period Type:	duration

- Definition

Interest credit percentage for calculating defined benefits.

+ References

No definition available.

+ Details

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Namespace Prefix:	wri_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percent applied to compensation to determine service credit amount.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The vesting term over which an employee's right to be eligible to receive payments from a defined benefit plan which is no longer contingent on satisfaction of a service condition.

+ References

No definition available.

+ Details

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- Definition

Defined Contribution Plan, Basis Spread on Variable Rate

+ References

No definition available.

+ Details

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Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Defined Contribution Plan, Interest Credit, Percentage

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Minimum percentage of employee gross pay the employee may contribute to a defined contribution plan.

+ References

No definition available.

+ Details

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Namespace Prefix:	wri_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Defined Contribution Plan, Service Credit, Percentage

+ References

No definition available.

+ Details

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Namespace Prefix:	wri_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Defined Contribution Plan Vesting Period

+ References

No definition available.

+ Details

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

- Definition

Number of Foreign Operations

+ References

No definition available.

+ Details

Name:	wri_NumberOfForeignOperations
Namespace Prefix:	wri_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number Of Retirement Plans

+ References

No definition available.

+ Details

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

- Definition

Percentage Allocation Of Market Based Awards To Period Relative Total Shareholder Return

+ References

No definition available.

+ Details

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Namespace Prefix:	wri_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of historical volatility data used as an assumption in the fair valued model to estimate volatility when determining the fair value of a stock option.

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
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- Definition

Significant Accounting Policies [Line Items]

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Special Purpose Entity, Percent Of Ownership

+ References

No definition available.

+ Details

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Namespace Prefix:	wri_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

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Summary Of Significant Accounting Policies (Narrative) (Details) ft² in Millions, $ in Millions		12 Months Ended
	Jan. 01, 2012 plans	Dec. 31, 2015 USD ($) ft² segment foreign property	Dec. 31, 2011	Dec. 31, 2014 USD ($) property
Significant Accounting Policies [Line Items]
Deferred finance costs \| $		$ (10.1)
Square footage of operating properties (in square feet) \| ft²		45.6
Single purpose entity, ownership percentage		100.00%
Number of real estate properties \| property		2		2
Number of foreign operations \| foreign		0
Number of reportable segments \| segment		1
Supplemental Retirement Plan, Defined Contribution Plan [Member]
Significant Accounting Policies [Line Items]
Number of retirement plans \| plans	2
Supplemental Retirement Plan, Defined Contribution Plan [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Defined contribution plan, vesting period		5 years
Supplemental Retirement Plan, Defined Contribution Plan [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Defined contribution plan, vesting period		10 years
Supplemental Retirement Plan, Defined Contribution Plan, New Balance Annual Additions [Member]
Significant Accounting Policies [Line Items]
Defined contribution plan, interest credit percentage		4.50%
Supplemental Retirement Plan, Defined Contribution Plan, New Balance Annual Additions [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Defined contribution plan, service credit percentage		3.00%
Supplemental Retirement Plan, Defined Contribution Plan, New Balance Annual Additions [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Defined contribution plan, service credit percentage		5.00%
Supplemental Retirement Plan, Defined Contribution Plan, Old Balance Annual Addtions [Member]
Significant Accounting Policies [Line Items]
Defined contribution plan, interest credit percentage		7.50%
Savings and Investment Plan, Defined Contribution Plan [Member]
Significant Accounting Policies [Line Items]
Defined contribution plan, vesting period		5 years
Defined contribution plan, minimum annual contribution per employee, percent		1.00%
Defined contribution plan, employer matched rate of employee contributions, percentage		50.00%
Defined contribution plan, employer matching contribution, percent		6.00%
Retirement Plan [Member]
Significant Accounting Policies [Line Items]
Defined benefit plan, interest credit rate		4.50%
Defined benefit plan, vesting period (years)		3 years
Retirement Plan [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Defined benefit plan, service credit percentage		3.00%
Retirement Plan [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Defined benefit plan, service credit percentage		5.00%
Service Based Awards [Member]
Significant Accounting Policies [Line Items]
Vesting period (years) for share options and awards		3 years
Restricted Shares [Member]
Significant Accounting Policies [Line Items]
Vesting period (years) for share options and awards		3 years
Restricted Shares [Member] \| Officer [Member]
Significant Accounting Policies [Line Items]
Vesting period (years) for share options and awards			5 years
Market Based Awards [Member]
Significant Accounting Policies [Line Items]
Vesting period (years) for share options and awards		3 years
Market-Based Awards Relative To FTSE NAREIT U.S. Shopping Center Index [Member]
Significant Accounting Policies [Line Items]
Vesting period (years) for share options and awards		3 years
Percentage allocation of market based awards		50.00%
Market-Based Awards Relative To Three-Year Absolute TSR
Significant Accounting Policies [Line Items]
Vesting period (years) for share options and awards		3 years
Percentage allocation of market based awards		50.00%
Share Options [Member]
Significant Accounting Policies [Line Items]
Maximum term of option award (years)			10 years
Period of historical data used to estimate volatility (years)			10 years
Share Options [Member] \| Non-Officer [Member]
Significant Accounting Policies [Line Items]
Vesting period (years) for share options and awards			3 years
Share Options [Member] \| Officer [Member]
Significant Accounting Policies [Line Items]
Vesting period (years) for share options and awards			5 years
Building [Member]
Significant Accounting Policies [Line Items]
Real estate asset, estimated useful life		40 years
Building [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Real estate asset, estimated useful life		18 years
Building [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Real estate asset, estimated useful life		40 years
Parking Lot Surfacing And Equipment [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Real estate asset, estimated useful life		10 years
Parking Lot Surfacing And Equipment [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Real estate asset, estimated useful life		20 years
Base Minimum Rental [Member] \| Tenant Base [Member]
Significant Accounting Policies [Line Items]
Concentrations of risk		3.30%
Net Operating Income [Member] \| Houston, Texas Geographic Concentration [Member]
Significant Accounting Policies [Line Items]
Concentrations of risk		17.90%
Net Operating Income [Member] \| Other Parts of Texas Geographic Concentration [Member]
Significant Accounting Policies [Line Items]
Concentrations of risk		10.20%
Revenues, Segment [Member]
Significant Accounting Policies [Line Items]
Concentrations of risk		10.00%
Number of real estate properties \| property		0
Net Operating Income, Segment [Member]
Significant Accounting Policies [Line Items]
Concentrations of risk		10.00%
Assets, Segment [Member]
Significant Accounting Policies [Line Items]
Concentrations of risk		10.00%
90-Day London Interbank Offered Rate (LIBOR) [Member] \| Supplemental Retirement Plan, Defined Contribution Plan, Old Balance Annual Addtions [Member]
Significant Accounting Policies [Line Items]
Defined contribution plan, basis spread on variable rate		0.005
New Accounting Pronouncement, Early Adoption, Effect [Member] \| Unsecured Revolving Credit Facility [Member] \| Prepaid Expenses and Other Assets [Member]
Significant Accounting Policies [Line Items]
Deferred finance costs \| $				$ (2.3)