Pension And Other Liabilities (Narrative) (Details) - USD ($)		12 Months Ended
		Dec. 31, 2015		Dec. 31, 2014		Aug. 29, 2014	Dec. 31, 2013
Defined Benefit Plan Disclosure [Line Items]
Balance of liability		$ 7,775,000		$ 7,595,000
Total operating property		210,298,000		186,889,000	[1]		$ 191,660,000
Current capital lease liability	[2]	5,900,000		5,900,000
Accrued pension costs		6,236,000	[3]	6,740,000	[3]	$ 7,500,000
Benefit obligation		7,775,000		7,595,000			$ 7,398,000
Beneift obligation, gross		$ 10,300,000
Discount rate		4.25%
Discount term		15 years
Monthly estate payment amount		$ 56,944
Discounted value		2,500,000
Accumulated prior service cost		$ 3,100,000
Accumulated prior service cost amortization period		15 years
Accrued pension costs included in other liabilities		$ 7,800,000		7,600,000
Service cost		$ 0		$ 0
Sutton Hill Capital, LLC [Member]
Defined Benefit Plan Disclosure [Line Items]
Lease term		10 years
Lease expiration date		Jun. 30, 2020
Purchase option		$ 5,900,000
Total operating property		4,700,000
Current capital lease liability		$ 5,900,000
Cinema Ground Lease [Member]
Defined Benefit Plan Disclosure [Line Items]
Lease expiration date		Jun. 01, 2031
Chief Executive Officer [Member]
Defined Benefit Plan Disclosure [Line Items]
Estimated amortization of prior service cost next fiscal year		$ 207,000
Supplemental Executive Retirement Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Accrued pension costs						$ 7,600,000

[1] Certain prior period amounts have been reclassified to conform to the current period presentation (see Note 2 - Significant Accounting Policies - Reclassifications).

[2] Represents the lease liability of the option associated with the ground lease purchase of the Village East Cinema. See below for more information.

[3] Represents the pension liability associated with the Supplemental Executive Retirement Plan explained below.