Subordinated Debt and Junior Subordinated Debt - Additional Information (Detail) - USD ($)		12 Months Ended
	Mar. 23, 2022	Dec. 31, 2023	Dec. 21, 2023
Trust Preferred Securities [Line Items]
Description of deferment period for payment of interest on junior subordinated debt under trust		20 consecutive quarterly periods
Subordinated Debentures [Member]
Trust Preferred Securities [Line Items]
Debt instrument, face amount	$ 150,000,000
Fixed interest rate	3.75%
Debt Instrument, Description of Variable Rate Basis		Three Month Term Secured Overnight Financing Rate ("SOFR")
Debt maturity date	Apr. 01, 2032
Repurchase and cancellation			$ 3,100
Debt Discount			$ 700,000
SOFR [Member] | Subordinated Debentures [Member]
Trust Preferred Securities [Line Items]
Variable rate based on the three-month SOFR plus	1.787%