Acquisition (Details) - Magnolia Financial, Inc. $ in Millions	Sep. 01, 2020 USD ($) shares
Business Acquisition [Line Items]
Loans acquired	$ 14.6
Other assets acquired	0.5
Liabilities assumed	11.7
Total consideration	10.0
Cash paid	$ 9.5
Number of shares issued | shares	24,096
Value of shares issued	$ 0.5
Goodwill deductible for tax purposes	$ 6.6
Goodwill deductible for tax purposes, period	15 years