XML 83 R69.htm IDEA: XBRL DOCUMENT v3.22.1
Lease Arrangements - Supplemental Disclosures of Cash Flow Information Related to Leases (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Leases [Abstract]    
Cash paid for operating leases $ 531 $ 533
Lease liabilities arising from obtaining right-of-use assets $ 2,364  
Weighted-average remaining lease term 4 years 4 months 2 days
Weighted-average discount rate 1.54% 1.94%