Shareholders' Equity Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2023	Sep. 30, 2022	May 04, 2023	Dec. 31, 2022
Class of Stock [Line Items]
Net proceeds from issuance of common shares		$ 16,000	$ 292,671
Common shares of beneficial interest, shares authorized	200,000,000	200,000,000		200,000,000	100,000,000
At The Market Equity Program
Class of Stock [Line Items]
Aggregate offering price of common share	$ 500,000	$ 500,000
Shares issued	95,013	152,047
Weighted Average Price Per Common Share	$ 103.69	$ 106.67
Net proceeds from issuance of common shares	$ 9,700	$ 15,900
Remaining capacity to issue	435,800	435,800
At The Market Equity Program | Commissions
Class of Stock [Line Items]
Payments of Stock Issuance Costs	100	200
At The Market Equity Program | Other Offering Costs
Class of Stock [Line Items]
Payments of Stock Issuance Costs	$ 100	$ 200