XML 74 R64.htm IDEA: XBRL DOCUMENT v3.23.2
Off-Balance Sheet Credit Exposures - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Mar. 31, 2022
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Credit Loss [Abstract]          
Allowance for credit losses for off-balance sheet $ 323,000   $ 323,000   $ 18,000
Provision for credit losses for off-balance sheet $ 15,000 $ 0 $ 15,000 $ 0