Goodwill (Narrative) (Details) - USD ($)	3 Months Ended		12 Months Ended
	Dec. 31, 2018	Jun. 30, 2018	Dec. 31, 2018	Feb. 28, 2018	Dec. 31, 2017	Dec. 31, 2016
Goodwill	$ 22,310,000		$ 22,310,000		$ 1,800,000	$ 1,800,000
Measurement period adjustment	$ 200,000	$ 1,400,000	$ (1,559,000)
Universal Bancorp [Member]
Goodwill				$ 20,511,000