Borrowings (U.S. Corporate Office Term Loan) (Narrative) (Details) - USD ($) $ in Thousands			9 Months Ended	12 Months Ended
	Jun. 26, 2017	Dec. 13, 2016	Sep. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Contractual facility			$ 216,749	$ 227,633
U.S. Corporate Office Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument term		10 years
Contractual facility		$ 8,400	$ 8,471	$ 8,674
Interest rate	4.44%	4.64%
Debt increase	$ 1,500