Contracts With Customers (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenue from External Customer [Line Items]
Revenue									$ 64,930	$ 61,220	$ 63,767
RevenueOutsideScopeofTopic606									4,711	21,460	4,723
Noninterest Income	$ 17,616	$ 17,947	$ 17,448	$ 16,630	$ 17,721	$ 16,985	$ 14,631	$ 33,343	69,641	82,680	68,490
Fees and Commissions, Depositor Accounts
Revenue from External Customer [Line Items]
Revenue									25,539	25,733	31,515
Fees and Commissions, Debit Cards
Revenue from External Customer [Line Items]
Revenue									26,987	23,059	21,093
Fees and Commissions, Fiduciary and Trust Accounts
Revenue from External Customer [Line Items]
Revenue									8,415	7,736	7,159
Other Non-Interest Income
Revenue from External Customer [Line Items]
Revenue									$ 3,989	$ 4,692	$ 4,000