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Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses (Loan Composition) (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Dec. 31, 2021
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	$ 2,763,858	$ 2,443,215
Financing Receivable, Allowance for Credit Loss	29,331	24,230	$ 24,143	$ 24,104	$ 24,336
Deferred loan fees and costs, net	(156)	149
Loans and leases receivable, net amount	2,734,683	2,418,836
Commercial real estate — owner occupied
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	236,058	268,354
Financing Receivable, Allowance for Credit Loss	1,556
Commercial real estate — non-owner occupied
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	753,517	687,091
Financing Receivable, Allowance for Credit Loss	5,209
Construction
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	211,828	218,751
Financing Receivable, Allowance for Credit Loss	1,441
Multi-family
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	409,714	350,026
Financing Receivable, Allowance for Credit Loss	3,512
1-4 family
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	24,235	17,728
Financing Receivable, Allowance for Credit Loss	228
Total commercial real estate
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	1,635,352	1,541,950
Financing Receivable, Allowance for Credit Loss		11,361	12,941	13,410	15,110
Commercial and industrial
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	1,083,698	853,327
Financing Receivable, Allowance for Credit Loss	16,946	12,403	10,512	9,866	8,413
Consumer and other
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	44,808	47,938
Financing Receivable, Allowance for Credit Loss	$ 439	$ 466	$ 690	$ 828	$ 813