XML 64 R51.htm IDEA: XBRL DOCUMENT v3.22.4
Investment in Affiliate - Additional Information (Detail) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2021
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Investments In And Advances To Affiliates [Line Items]          
Duration of prison management contract with an agency of the United Kingdom government     25 years    
Working capital loan to APM     $ 2,741,000 $ 3,063,000  
Equity earnings (losses) of joint venture     (124,000) $ (138,000) $ (192,000)
Other Assets          
Investments In And Advances To Affiliates [Line Items]          
Equity in net deficit of Affiliate     $ 100,000    
GRES          
Investments In And Advances To Affiliates [Line Items]          
Percentage of voting control 100.00%        
Stockholders' Equity, Period Increase (Decrease)   $ 17,400,000      
Agecroft Prison Management Ltd          
Investments In And Advances To Affiliates [Line Items]          
Variable interest entity, ownership percentage     50.00%