Income Taxes (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2019
Operating Loss Carryforwards [Line Items]
Decrease in tax provision	$ 1.6
Foothills Bancorp [Member] | Domestic Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforward		$ 1.1