Revenue from Contracts with Customers (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Sources of non-interest income [Abstract]
Net gain on securities transactions	[1]	$ 0	$ 0	$ 0	$ 1,155
Other	[1]	205	293	359	624
Total non-interest income		4,688	3,426	9,116	8,760
Overdraft Fees [Member]
Sources of non-interest income [Abstract]
Non-interest income		612	452	1,229	1,325
Other [Member]
Sources of non-interest income [Abstract]
Non-interest income		492	382	961	811
Interchange Income [Member]
Sources of non-interest income [Abstract]
Non-interest income		1,380	931	2,533	1,877
Wealth Management Fees [Member]
Sources of non-interest income [Abstract]
Non-interest income		$ 1,999	$ 1,368	$ 4,034	$ 2,968

[1] Not within the scope of ASC 606.