Presentation of Financial Statements and Significant Accounting Policies (Impacts of the ASC 842 and ASC 450 Reserves) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Financing Receivable, Allowance for Credit Loss [Line Items]
Total (income) expense impact	$ 2,553	$ 381	$ 4,644	$ (1,524)
Collectibility of Receivables
Financing Receivable, Allowance for Credit Loss [Line Items]
ASC 842 reserve, rental revenue	1,107	275	5,644	(3,762)
ASC 450 reserve, provision for (recovery of) doubtful accounts	$ 1,446	$ 106	$ (1,000)	$ 2,238