Loans and Leases (Impaired Collateral) (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Collateral Pledged [Member] | Commercial
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Recorded Investment	$ 43,800	$ 16,600
Collateral Pledged [Member] | Consumer
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Recorded Investment	45,200	34,900
Collateral Value [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Recorded Investment	$ 108,000	$ 86,000