Affordable Housing Tax Credit Limited Partnership (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Equity Method Investments and Joint Ventures [Abstract]
Affordable housing tax credit investment	$ 11,950		$ 11,950		$ 12,000
Less amortization	1,752		1,752		1,320
Net affordable housing tax credit investment	10,198		10,198		10,680
Unfunded commitment	6,964		$ 6,964		8,237
Funding period for unfunded commitment (in years)			13 years 6 months
Investments in Affordable Housing Projects [Abstract]
Tax credits and other tax benefits recognized	260	$ 379	$ 520	$ 538
Tax credit amortization expense included in provision for income taxes	$ 215	$ 137	$ 432	$ 263
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss					37
Taxable Municipal securities [Member]
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss					$ 37