Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2019
Earliest Tax Year | Federal
Income Taxes [Line Items]
Open tax year	2018
Earliest Tax Year | State
Income Taxes [Line Items]
Open tax year	2018
Metropolitan
Income Taxes [Line Items]
Operating loss carryforwards	$ 60.9
Reliance Bancshares, Inc.
Income Taxes [Line Items]
Operating loss carryforwards		$ 30.9
Landmark Bank
Income Taxes [Line Items]
Operating loss carryforwards	$ 1.9