Note 15 - Incentive Plans - Weighted-average Assumptions Used to Determine the Benefit Obligation, Defined Benefit Plan (Details) - The Weingarten Realty Noncontributory Qualified Cash Balance Retirement Plan [Member]	Aug. 03, 2021
Discount rate	2.52%
Salary scale increases	3.50%
Interest credit rate for cash balance plan	4.50%

Note 15 - Incentive Plans - Weighted-average Assumptions Used to Determine the Benefit Obligation, Defined Benefit Plan (Details) - The Weingarten Realty Noncontributory Qualified Cash Balance Retirement Plan [Member]

Aug. 03, 2021

2.52%

Salary scale increases

3.50%

Interest credit rate for cash balance plan

4.50%