Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319

Name:	us-gaap_OperatingLossCarryforwards
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
Income Taxes (Details) - USD ($) $ in Millions	Dec. 31, 2020	Jun. 30, 2019
Earliest Tax Year \| Federal
Income Taxes [Line Items]
Open tax year	2017
Earliest Tax Year \| State
Income Taxes [Line Items]
Open tax year	2017
Metropolitan
Income Taxes [Line Items]
Operating loss carryforwards	$ 71.4
Reliance Bancshares, Inc.
Income Taxes [Line Items]
Operating loss carryforwards		$ 41.4