Adoption of New Accounting Standards (Narrative) (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Operating lease right-of-use assets related to operating lease liability	$ 722
Accounting Standards Update 842 [Member]
Operating lease right-of-use assets related to operating lease liability		$ 679
Restatement Adjustment [Member] | Accounting Standards Update 842 [Member]
Operating lease right-of-use assets related to operating lease liability		$ 726