Balance Sheet Offsetting (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Offsetting Assets [Line Items]
Derivative Asset, Not Offset	$ 0	$ 0
Derivative Asset, Securities Purchased under Agreements to Resell, Securities Borrowed, Gross	45,358	18,239
Derivative Asset, Securities Purchased under Agreements to Resell, Securities Borrowed, Liability	0	0
Derivative Asset, Securities Purchased under Agreements to Resell, Securities Borrowed	45,358	18,239
Derivative Asset, Securities Purchased under Agreements to Resell, Securities Borrowed, Not Offset, Policy Election Deduction	0	0
Derivative Asset, Securities Purchased under Agreements to Resell, Securities Borrowed, Collateral, Obligation to Return Cash	(5,595)	(483)
Derivative Asset, Securities Purchased under Agreements to Resell, Securities Borrowed, Amount Offset Against Collateral	39,763	17,756
Derivative Liability, Not Offset	0	0
Derivative Liability, Securities Sold under Agreements to Repurchase, Securities Loaned, Gross	51,252	25,943
Derivative Liability, Securities Sold under Agreements to Repurchase, Securities Loaned, Asset	0	0
Derivative Liability, Securities Sold under Agreements to Repurchase, Securities Loaned	51,252	25,943
Derivative Liability, Securities Sold under Agreements to Repurchase, Securities Loaned, Not Offset, Policy Election Deduction	0	0
Derivative Liability, Securities Sold under Agreements to Repurchase, Securities Loaned, Collateral, Right to Reclaim Cash	51,252	25,429
Derivative Liability, Securities Sold under Agreements to Repurchase, Securities Loaned, Amount Offset Against Collateral	0	514
Securities Sold under Agreements to Repurchase, Gross	162,439	237,984
Securities Sold under Agreements to Repurchase, Asset	0	0
Securities Sold under Agreements to Repurchase	162,439	237,984
Derivative Liability, Securities Sold under Agreements to Repurchase, Securities Loaned, Collateral, Right to Reclaim Securities	162,439	237,984
Securities Sold under Agreements to Repurchase, Collateral, Right to Reclaim Cash	0	0
Securities Sold under Agreements to Repurchase, Amount Offset Against Collateral	0	0
Customer Loan Swap - Dealer Bank
Offsetting Assets [Line Items]
Derivative Liability, Fair Value, Gross Liability	39,627	17,242
Derivative Liability, Fair Value, Gross Asset	0	0
Derivative Liability	39,627	17,242
Derivative, Collateral, Right to Reclaim Cash	39,627	17,242
Derivative Liability, Fair Value, Amount Offset Against Collateral	0	0
Customer Loan Swap - Commercial Customer
Offsetting Assets [Line Items]
Derivative Asset, Fair Value, Gross Asset	39,627	17,756
Derivative Asset, Fair Value, Gross Liability	0	0
Derivative Asset	39,627	17,756
Derivative, Collateral, Obligation to Return Cash	0	0
Derivative, Collateral, Obligation to Return Cash	39,627	17,756
Derivative Liability, Fair Value, Gross Liability		514
Derivative Liability, Fair Value, Gross Asset		0
Derivative Liability		514
Derivative, Collateral, Right to Reclaim Cash		0
Derivative Liability, Fair Value, Amount Offset Against Collateral		514
Interest Rate Swap On Loans [Member]
Offsetting Assets [Line Items]
Derivative Asset, Fair Value, Gross Asset	5,169	483
Derivative Asset, Fair Value, Gross Liability	0	0
Derivative Asset	5,169	483
Derivative, Collateral, Obligation to Return Cash	(5,033)	(483)
Derivative, Collateral, Obligation to Return Cash	136	0
Junior Subordinated Debt Interest Rate Swap
Offsetting Assets [Line Items]
Derivative Asset, Fair Value, Gross Asset	562
Derivative Asset, Fair Value, Gross Liability	0
Derivative Asset	562
Derivative, Collateral, Obligation to Return Cash	(562)
Derivative, Collateral, Obligation to Return Cash	0
Derivative Liability, Fair Value, Gross Liability	10,912	8,187
Derivative Liability, Fair Value, Gross Asset	0	0
Derivative Liability	10,912	8,187
Derivative, Collateral, Right to Reclaim Cash	10,912	8,187
Derivative Liability, Fair Value, Amount Offset Against Collateral	0	$ 0
Interest Rate Swap on Borrowings
Offsetting Assets [Line Items]
Derivative Liability, Fair Value, Gross Liability	713
Derivative Liability, Fair Value, Gross Asset	0
Derivative Liability	713
Derivative, Collateral, Right to Reclaim Cash	713
Derivative Liability, Fair Value, Amount Offset Against Collateral	$ 0