Description Of Business And Basis Of Presentation (Reconciliation Of The Notes Receivable, Net) (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Description Of Business And Basis Of Presentation [Abstract]
Non-interest bearing note issued	$ 650
Less payment	(25)
Non-interest bearing note due June 2023	625
Less unamortized discount based on imputed interest rate of 6%	(102)
Note receivable less unamortized discount	523
Less current portion of note receivable	(100)
Note receivable, net of current portion and unamortized discount	$ 423