XML 61 R52.htm IDEA: XBRL DOCUMENT v3.22.1
Contracts in Progress - Additional Information (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Disaggregation of Revenue [Line Items]    
Contract assets $ 24,474 $ 28,529
Costs And Estimated Earnings In Excess Of Billings On Uncompleted Contracts    
Disaggregation of Revenue [Line Items]    
Contract assets $ 5,300 $ 3,800