Cash and Due from Banks (Details) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Federal Reserve Bank Regulatory Reserve [Member]
Other disclosures
Balances	$ 0	$ 12,400,000

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_CompensatingBalancesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration