XML 65 R51.htm IDEA: XBRL DOCUMENT v3.22.4
Intangible Assets - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]      
Amortization expense $ 75,000 $ 96,000 $ 106,000
Capitalized computer software, gross 3,202,000    
Patents [Member]      
Finite-Lived Intangible Assets [Line Items]      
Capitalized computer software, gross $ 3,202,000