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

Property and Equipment - net - Additional Information (Detail)

v3.21.2
Property and Equipment - net - Additional Information (Detail)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
May 15, 2021
Satellites
Jun. 30, 2021
USD ($)
Jun. 30, 2021
USD ($)
Jun. 30, 2020
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Property, Plant and Equipment [Line Items]            
Depreciation expenses     $ 5,600 $ 3,100 $ 8,500 $ 5,500
Impairment of long lived assets     18,407   0 6,606
Property, Plant, and Equipment, Collections, Not Capitalized           $ 6,600
Property, Plant and Equipment, Useful Life           1 year 6 months
Property, Plant and Equipment, Net   $ 24,481 24,481   $ 20,852 $ 10,968
Long Lived Asset Subject To Impairment Carrying Value Of Asset   $ 18,400        
Property, Plant and Equipment, Disposals     700      
Gain (Loss) on Disposition of Property Plant Equipment     $ 24      
Satellites [Member]            
Property, Plant and Equipment [Line Items]            
Property, Plant and Equipment, Useful Life         3 years  
NumberOfPropertyPlantAndEquipment | Satellites 2          
Satellite Procurement Work In Progress [Member]            
Property, Plant and Equipment [Line Items]            
Property, Plant and Equipment, Net         $ 8,400