Loans - Non-accrual (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total non-accrual loans	$ 16,981	$ 42,763
Interest Income Recognized on Non-accrual Loans	0	0
Amortized Cost Basis of Loans >= 90 days Past due but still accruing	1	1
Amortized Cost Basis of Non-accrual Loans without Related Allowance	9,405	32,337
Non-owner occupied commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total non-accrual loans	3,009	16,537
Interest Income Recognized on Non-accrual Loans	0	0
Amortized Cost Basis of Loans >= 90 days Past due but still accruing	0	0
Amortized Cost Basis of Non-accrual Loans without Related Allowance	2,624	14,719
Owner occupied commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total non-accrual loans	2,810	14,271
Interest Income Recognized on Non-accrual Loans	0	0
Amortized Cost Basis of Loans >= 90 days Past due but still accruing	0	0
Amortized Cost Basis of Non-accrual Loans without Related Allowance	2,398	12,371
Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total non-accrual loans		626
Interest Income Recognized on Non-accrual Loans		0
Amortized Cost Basis of Loans >= 90 days Past due but still accruing		0
Amortized Cost Basis of Non-accrual Loans without Related Allowance		0
Non-owner occupied residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total non-accrual loans	2,852	2,217
Interest Income Recognized on Non-accrual Loans	0	0
Amortized Cost Basis of Loans >= 90 days Past due but still accruing	0	0
Amortized Cost Basis of Non-accrual Loans without Related Allowance	2,567	1,580
Commercial, industrial and other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total non-accrual loans	6,763	2,633
Interest Income Recognized on Non-accrual Loans	0	0
Amortized Cost Basis of Loans >= 90 days Past due but still accruing	0	0
Amortized Cost Basis of Non-accrual Loans without Related Allowance	1,122	1,418
Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total non-accrual loans		1,440
Interest Income Recognized on Non-accrual Loans		0
Amortized Cost Basis of Loans >= 90 days Past due but still accruing		0
Amortized Cost Basis of Non-accrual Loans without Related Allowance		1,234
Equipment finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total non-accrual loans	43	327
Interest Income Recognized on Non-accrual Loans	0	0
Amortized Cost Basis of Loans >= 90 days Past due but still accruing	0	0
Amortized Cost Basis of Non-accrual Loans without Related Allowance	0	0
Residential mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total non-accrual loans	817	2,469
Interest Income Recognized on Non-accrual Loans	0	0
Amortized Cost Basis of Loans >= 90 days Past due but still accruing	0	0
Amortized Cost Basis of Non-accrual Loans without Related Allowance	694	1,015
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total non-accrual loans	687	2,243
Interest Income Recognized on Non-accrual Loans	0	0
Amortized Cost Basis of Loans >= 90 days Past due but still accruing	1	1
Amortized Cost Basis of Non-accrual Loans without Related Allowance	$ 0	$ 0