Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2020

Share Based Compensation [Abstract]

Schedule of Share-Based Compensation Information

The following tables set forth certain share-based compensation information for 2020, 2019, and 2018, respectively:

	Years ended December 31,
	2020			2019			2018
Expense relating to share/unit grants	$	3,954,000		$	4,496,000		$	4,217,000
Amounts capitalized		(231,000	)		(379,000	)		(454,000	)
Total charged to operations	$	3,723,000		$	4,117,000		$	3,763,000
				Weighted average
	Shares			grant date value
Unvested shares/units, December 31, 2019		645,000		$	27.92
Restricted share grants		63,000		$	17.48
Vested during period		(59,000	)	$	37.73
Forfeitures/cancellations		(7,000	)	$	40.38
Unvested shares/units, December 31, 2020		642,000		$	25.86