Derivatives - Summary of Interest Rate Swap Transactions (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Derivatives Fair Value [Line Items]
Derivative Asset	$ 16,579	$ 11,072
Accrued Liabilities and Other Liabilities	16,579	11,072
Financial Institutions Asset Position [Member]
Derivatives Fair Value [Line Items]
Derivative, Notional Amount	212,570	244,818
Long [Member] | Financial Institutions In Liability Position [Member]
Derivatives Fair Value [Line Items]
Counterparty Positions With Financial Institutions In A Liability Position Notional Amount		173,490
Fair Value Of Counterparty Positions With Financial Institutions In A Liability Position		11,072
Short [Member] | Financial Institutions Asset Position [Member]
Derivatives Fair Value [Line Items]
Counterparty Positions With Financial Institutions In An Asset Position Notional Amount	212,570	71,328
Fair Value Of Counterparty Positions With Financial Institutions In An Asset Position	16,310	(1,628)
Interest Rate Swap [Member] | Long [Member]
Derivatives Fair Value [Line Items]
Interest Rate Swaps With Loan Customers In An Asset Position Notional Amount	6,980	173,490
Fair Value Of Interest Rate Swaps With Loan Customers In An Asset Position	269	11,072
Interest Rate Swap [Member] | Short [Member]
Derivatives Fair Value [Line Items]
Interest Rate Swaps With Loan Customers In A Liability Position Notional Amount	205,590	71,328
Fair Value Of Interest Rate Swaps With Loan Customers In A Liability Position	$ 16,579	$ 1,628