Goodwill And Intangible Assets (Summary Of Amortization Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Finite-Lived Intangible Assets [Line Items]
Intangible assets amortization	$ 398	$ 345	$ 1,223	$ 1,400
Beneficial Lease Amortization [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets amortization	191	187	574	633
Other Amortization [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets amortization	$ 207	$ 158	$ 649	$ 767