Other Liabilities (Summary Of Other Liabilities Including Pension) (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015		Aug. 29, 2014
Other Liabilities [Abstract]
Lease liability	$ 5,900	$ 5,900
Security deposit payable	180	180
Accrued pension	1,710	1,539
Other	60	21
Other current liabilities	7,850	7,640	[1]
Straight-line rent liability	10,644	10,823
Accrued pension	6,110	6,236		$ 7,500
Lease make-good provision	5,122	5,228
Environmental reserve	1,656	1,656
Interest rate swap	375	156
Deferred revenue - real estate	4,656	4,596
Acquired leases	224	866
Other	478	501
Other liabilities	$ 29,265	$ 30,062	[1]

[1] Certain prior period amounts have been reclassified to conform to the current period presentation (see Note 1 - The Company and Basis of Presentation - Reclassifications)