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Share-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Summary of Assumptions and Fair Values for RSUs and LTIP Units Granted in the Period
The assumptions and fair values for the RSUs and market-based LTIP Units granted for the six months ended June 30, 2017 are included in the following table on a per share and unit basis.
 
2017
Fair value of RSUs and market-based LTIP units granted
$
39.81

Expected term (years)
4

Expected volatility

Expected dividend yield
1.59
%
Risk-free rate
1.49
%