Goodwill (Schedule of Goodwill) (Details) - USD ($)	3 Months Ended		12 Months Ended
	Dec. 31, 2018	Jun. 30, 2018	Dec. 31, 2018
Goodwill [Abstract]
Goodwill, Beginning Balance			$ 1,800,000
Goodwill acquired			22,069,000
Measurement period adjustment	$ (200,000)	$ (1,400,000)	(1,559,000)
Goodwill, Ending Balance	$ 22,310,000		$ 22,310,000