Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 86,783	$ 68,488	$ 77,186
Other comprehensive income (loss):
Change in fair value of interest rate swap agreements, net	1,672	(10,180)	(10,112)
Reclassification of accumulated losses on interest rate swap to earnings	3,295	0	0
Total other comprehensive income (loss)	4,967	(10,180)	(10,112)
Comprehensive income	91,750	58,308	67,074
Comprehensive income attributable to noncontrolling interests - Operating Partnership	(2,461)	(1,522)	(1,863)
Comprehensive income attributable to noncontrolling interests - partially owned properties	(607)	(574)	(548)
Comprehensive income attributable to common shareholders	$ 88,682	$ 56,212	$ 64,663