Repurchase Agreements and Other Borrowings - Additional Information (Details) - USD ($)	6 Months Ended
Jun. 30, 2021	Dec. 31, 2020
Repurchase Agreements And Other Borrowings [Abstract]
Securities sold under agreements to repurchase	$ 151,394,000	$ 206,937,000
Securities sold under agreements to repurchase increase (decrease)	$ (55,500,000)
Securities sold under agreements to repurchase weighted average rate	0.15%
FHLB borrowings	$ 111,900,000	$ 94,000,000
FHLB premium on borrowing	$ 812,000

Amount, after the effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Name:	us-gaap_SecuritiesSoldUnderAgreementsToRepurchase
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant