Other Liabilities (Summary Of Other Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Other Liabilities [Abstract]
Lease liability	$ 5,900	$ 5,900
Security deposit payable	202	246
Other		9
Other current liabilities	6,102	6,155
Foreign withholding taxes	6,949	6,748
Straight-line rent liability	9,274	9,259
Environmental reserve	1,656	1,656
Accrued pension	7,550	8,527
Interest rate swap	2,260	3,288
Acquired leases	1,376	1,797
Other payable	751	875
Other	2,310	599
Deferred revenue - real estate	5,399
Other liabilities	$ 37,525	$ 32,749