SHARE BASED PAYMENTS (Summary of share based compensation expense and unearned compensation) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award
Share Based Compensation Expense	$ 2,259	$ 1,936	$ 7,017	$ 6,191
Unearned Compensation	10,435		10,435		$ 4,051
LTIP Unit Awards
Share-based Compensation Arrangement by Share-based Payment Award
Share Based Compensation Expense	1,460	1,169	4,718	4,120
Unearned Compensation	6,588		6,588		1,842
Restricted Share Awards
Share-based Compensation Arrangement by Share-based Payment Award
Share Based Compensation Expense	404	428	826	1,103
Unearned Compensation	1,222		1,222		276
Share Awards
Share-based Compensation Arrangement by Share-based Payment Award
Share Based Compensation Expense	0	0	367	0
Unearned Compensation	0		0		0
Market Based
Share-based Compensation Arrangement by Share-based Payment Award
Share Based Compensation Expense	395	339	1,106	968
Unearned Compensation	2,625		2,625		1,933
Performance Based
Share-based Compensation Arrangement by Share-based Payment Award
Share Based Compensation Expense	0	$ 0	0	$ 0
Unearned Compensation	$ 0		$ 0		$ 0