Loans - Composition of Loan Portfolio (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees	$ 7,866,050	$ 5,976,148
Non-owner occupied commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees	2,906,014	2,316,284
Owner occupied commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees	1,246,189	908,449
Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees	1,260,814	972,233
Non-owner occupied residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees	218,026	177,097
Commercial, industrial and other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees	606,711	462,406
Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees	380,100	302,228
Equipment finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees	151,574	123,212
Residential mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees	765,552	438,710
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees	$ 331,070	$ 275,529