Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 16,475	$ 15,619	$ 49,879	$ 34,435
Other comprehensive income (loss):
Change in fair value of interest rate swap agreements, net	599	(2,262)	(10,630)	(11,296)
Total other comprehensive income (loss)	599	(2,262)	(10,630)	(11,296)
Comprehensive income	17,074	13,357	39,249	23,139
Comprehensive income attributable to noncontrolling interests - Operating Partnership	(442)	(322)	(1,024)	(567)
Comprehensive income attributable to noncontrolling interests - partially owned properties	(151)	(136)	(441)	(410)
Comprehensive income attributable to common shareholders	$ 16,481	$ 12,899	$ 37,784	$ 22,162