Borrowings (Minetta And Orpheum Theatres Loan) (Narrative) (Details) - Minetta And Orpheum Theatres Loan [Member] - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Debt, face amount	$ 8.0
Maturity date	Jun. 01, 2025	Jun. 01, 2024
Debt balloon payment	$ 7.7
Stated Interest Rate	7.00%	8.34%