Adoption Of New Accounting Standards (Narrative) (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jan. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right of use asset - operating leases	$ 14,886
Operating lease liability	$ 15,756
Accounting Standards Update 2018-11 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right of use asset - operating leases		$ 15,700
Operating lease liability		$ 16,500