Shareholders' Equity - Common Share Awards (Details) - Trustees, Officers and Other Employees - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares (in shares)	438,000	433,500	340,700
Weighted Average Grant Date Fair Value (in dollars per share)	$ 7.88	$ 6.63	$ 11.26
Weighted Average Value of Grants	$ 3,451	$ 2,874	$ 3,839