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Share Options and Awards (Tables)
9 Months Ended
Sep. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Fair Value Of Market-Based Share Awards Assumptions
The fair value of the market-based share awards was estimated on the date of grant using a Monte Carlo valuation model based on the following assumptions:
 
Nine Months Ended
September 30, 2017
 
Minimum
 
Maximum
Dividend yield
0.0
%
 
4.1
%
Expected volatility (1)
16.1
%
 
19.1
%
Expected life (in years)
N/A

 
3

Risk-free interest rate
0.7
%
 
1.5
%

_______________
(1)    Includes the volatility of the FTSE NAREIT U.S. Shopping Center Index and Weingarten Realty Investors.
Summary Of The Status Of Unvested Share Awards
A summary of the status of unvested share awards for the nine months ended September 30, 2017 is as follows:
 
Unvested
Share
Awards
 
Weighted
Average 
Grant
Date Fair 
Value
Outstanding, January 1, 2017
590,854

 
$
32.52

Granted:
 
 
 
Service-based awards
121,999

 
35.82

Market-based awards relative to FTSE NAREIT U.S. Shopping Center
Index
54,454

 
39.00

Market-based awards relative to three-year absolute TSR
54,454

 
25.65

Trust manager awards
28,280

 
32.77

Vested
(228,506
)
 
30.74

Forfeited
(1,929
)
 
34.00

Outstanding, September 30, 2017
619,606

 
$
33.81