Commitments and Credit Risk - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2024
Minimum [Member]
Commitments And Contingencies [Line Items]
Fixed interest rate loan commitments	3.75%
Fixed interest rate loan commitments maturity period	1 month
Maximum [Member]
Commitments And Contingencies [Line Items]
Fixed interest rate loan commitments	18.00%
Fixed interest rate loan commitments maturity period	150 months