General form of registration statement for all companies including face-amount certificate companies

Revenue and Receivables - Additional Information (Detail)

v3.22.2
Revenue and Receivables - Additional Information (Detail) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
RevenueFromContractWithCustomerAndReceivablesLineItems [Line Items]        
Revenue, Remaining performance obligation, Amount $ 221,800,000   $ 73,900,000  
Revenue remaining performance obligation due in year 2022     67,100,000  
Revenue remaining performance obligation due in year 2023     6,100,000  
Revenue remaining performance obligation due in year 2024     500,000,000  
Revenue remaining performance obligation due thereafter     200,000,000  
Contract with customer, Liability, Revenue recognized 9,600,000 $ 7,200,000 17,200,000 $ 9,300,000
Accounts receivable net, Current 18,626,000   3,723,000 2,526,000
Loss on contracts     1,300,000 4,800,000
Impairments on contract with customer assets 0 0 0 0
Reserve for anticipated losses on contracts 79,000 $ (52,000) $ (1,322,000) (4,796,000)
Maximum [Member]        
RevenueFromContractWithCustomerAndReceivablesLineItems [Line Items]        
Accounts receivable, Consideration due from customers, Due term     1 year  
GovernmentCustomers [Member] | UNITED STATES | Government Contract [Member]        
RevenueFromContractWithCustomerAndReceivablesLineItems [Line Items]        
Accounts receivable net, Current $ 16,300,000   $ 2,100,000 $ 1,600,000
Time-and-materials Contract [Member]        
RevenueFromContractWithCustomerAndReceivablesLineItems [Line Items]        
Contract with customer, Billing terms     monthly or semi-monthly basis.  
Fixed-price Contract [Member]        
RevenueFromContractWithCustomerAndReceivablesLineItems [Line Items]        
Contract with customer, Billing terms     monthly  
Operations [Member]        
RevenueFromContractWithCustomerAndReceivablesLineItems [Line Items]        
Revenue, Performance obligation, Description of payment terms     monthly