Pension And Other Liabilities (Tables)	12 Months Ended
	Dec. 31, 2021
Pension And Other Liabilities [Abstract]
Summary Of Other Liabilities Including Pension	December 31,(Dollars in thousands) 2021 2020Current liabilities Liability for demolition and remediation costs $ 2,783 $ 2,928Accrued pension(1) 684 684Security deposit payable 69 132Finance lease liabilities 40 49Other 43 33Other current liabilities $ 3,619 $ 3,826Other liabilities Accrued pension(1) 3,605 4,048Lease make-good provision 7,766 7,408Deferred rent liability 3,930 2,897Environmental reserve 1,656 1,656Lease liability(2) 5,900 5,900Acquired leases 21 31Finance lease liabilities 28 69Other — 8Other non-current liabilities $ 22,906 $ 22,017 (1)Represents the pension liability associated with the Supplemental Executive Retirement Plan explained below. (2)Represents the lease liability of the option associated with the ground lease purchase of the Village East Cinema. See Note 21 – Related Parties for more information.
Schedule Of Change In Pension Benefit Obligation And Funded Status	December 31,(Dollars in thousands) 2021 2020Benefit obligation at January 1 $ 4,732 $ 5,153Service cost Interest cost 240 262Payments made (683) (683)Benefit obligation at December 31 $ 4,289 $ 4,732Unfunded status at December 31 $ (4,289) $ (4,732)
Schedule Of Pension Benefit Obligation Recognized In Balance Sheets	December 31,(Dollars in thousands) 2021 2020Current liabilities $ 684 $ 684Other liabilities - Non current 3,605 4,048Total pension liability $ 4,289 $ 4,732
Schedule Of The Components Of Net Periodic Benefit Cost And Other Amounts Recognized In Other Comprehensive Income	December 31,(Dollars in thousands) 2021 2020Net periodic benefit cost Interest cost $ 240 $ 262Amortization of prior service costs — —Amortization of net actuarial gain 166 152Net periodic benefit cost $ 406 $ 414Items recognized in other comprehensive income Net loss $ — $ —Amortization of net loss (166) (152)Total recognized in other comprehensive income $ (166) $ (152)Total recognized in net periodic benefit cost and other comprehensive income $ 240 $ 262
Schedule Of Items Not Recognized As A Component Of Net Periodic Pension Cost	December 31,(Dollars in thousands) 2021 2020Unamortized actuarial loss $ 1,969 $ 2,135Accumulated other comprehensive income $ 1,969 $ 2,135
Schedule Of Expected Benefit Payments	(Dollars in thousands) Estimated‎Future‎Pension‎Payments2022 $ 6842023 6842024 6842025 6842026 684Thereafter 869Total pension payments $ 4,289
Schedule Of Reconciliation Of The Lease Make-Good Provision	(Dollars in thousands) As of and forthe year endedDecember 31,2021 As of and forthe year endedDecember 31,2020Lease make-good provision, at January 1 $ 7,408 $ 6,667Liabilities incurred during the year 288 62Liabilities settled during the year — —Accretion expense 343 291Effect of changes in foreign currency (273) 388Lease make-good provision, at December 31 $ 7,766 $ 7,408