Share-based Compensation and Non-Qualified Deferred Compensation Plan (Tables)

6 Months Ended

Jun. 30, 2020

Share-based Payment Arrangement, Noncash Expense [Abstract]

Summary of Share Incentive Plans

A summary of activity under our share incentive plans for the six months ended June 30, 2020 is shown below:

	Nonvested Share Awards Outstanding		Weighted Average Exercise /  Grant Price
Nonvested share awards outstanding at December 31, 2019	264,654		$	90.44
Granted	178,895		113.74
Vested	(193,066	)	95.23
Forfeited	(2,256	)	102.70
Total nonvested share awards outstanding at June 30, 2020	248,227		$	103.39