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

Stock-Based Compensation - Additional Information (Details)

v3.21.2
Stock-Based Compensation - Additional Information (Details)
$ / shares in Units, $ in Thousands
1 Months Ended 6 Months Ended 12 Months Ended
Jun. 22, 2021
shares
Mar. 24, 2021
shares
Feb. 17, 2021
Mar. 17, 2021
shares
Jun. 30, 2021
USD ($)
shares
Jun. 30, 2020
USD ($)
Dec. 31, 2020
USD ($)
Employees
$ / shares
shares
Dec. 31, 2019
USD ($)
Employees
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Expiration period         10 years   10 years  
Number of options outstanding         28,980   38,258 42,276
Total fair value of shares vested | $         $ 400 $ 600 $ 1,000 $ 1,600
Number of employees for which exercise price adjusted | Employees             106 124
Unrecognized compensation cost | $         $ 900   $ 1,400 $ 4,400
Period for recognition of Unrecognized compensation cost         1 year 3 months 18 days   1 year 10 months 24 days 2 years
Share based compensation by share based arrangement options granted during the period gross         0   24,406  
Restricted Stock Units (RSUs) [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Total intrinsic value of options exercised | $         $ 4,400 200 $ 700 $ 200
Share based compensation by share based arrangement equity instruments other than options granted during the period         99,380      
Restricted Stock [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Unrecognized compensation cost | $         $ 100   $ 200  
Period for recognition of Unrecognized compensation cost         1 year 8 months 12 days   1 year 8 months 12 days  
Fair value of restricted stock units granted | $             $ 29  
Share based compensation by share based arrangement equity instruments other than options granted during the period         0   38,224  
Continuing Operations [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation cost | $         $ 800 $ 1,100 $ 2,000 3,400
Discontinued Operations [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation cost | $             $ 200 $ 600
Plan Mofification Terms For One Hundred and Six Employees [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of options outstanding             18,000,000.0  
Stock option exercise price | $ / shares             $ 0.0011  
Plan Mofification Terms For One Hundred and Twenty Four Employees [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of options outstanding               12,100,000
Share-based Payment Arrangement, Plan Modification, Incremental Cost | $               $ 500
Plan Mofification for Certain Employees [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Unrecognized compensation cost | $             $ 100 $ 200
Period for recognition of Unrecognized compensation cost             1 year 1 year 7 months 6 days
Two Thousand and Eleven Plan and Two Thousand Fourteen Plan [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based compensation arrangement by share-based payment award, number of shares available for grant         600,000   600,000  
Number of options outstanding         28,400,000   37,700,000  
Blacksky Technology [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based compensation by share based arrangement options granted during the period gross         0      
Blacksky Technology [Member] | Consultants [Member] | Consumation Of Merger And Time Based Vesting [Member] | Consumation Of Merger [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   50.00%            
Blacksky Technology [Member] | Restricted Stock Units (RSUs) [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based compensation by share based arrangement options granted during the period gross   1,500,000            
Blacksky Technology [Member] | Restricted Stock Units (RSUs) [Member] | Consumation Of Merger And Time Based Vesting [Member] | Time Based Vesting [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation cost | $         $ 300      
Blacksky Technology [Member] | Restricted Stock Units (RSUs) [Member] | Employees [Member] | Consumation Of Merger And Time Based Vesting [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based compensation by share based arrangement equity instruments other than options granted during the period       96,083,025        
Blacksky Technology [Member] | Restricted Stock Units (RSUs) [Member] | Employees [Member] | Consumation Of Merger And Time Based Vesting [Member] | Tranche One [Member] | Consumation Of Merger [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage     50.00% 50.00%        
Blacksky Technology [Member] | Restricted Stock Units (RSUs) [Member] | Consultants [Member] | Consumation Of Merger And Time Based Vesting [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based compensation by share based arrangement equity instruments other than options granted during the period   1,500,000            
Blacksky Technology [Member] | Restricted Stock Units (RSUs) [Member] | Consultants [Member] | Consumation Of Merger And Time Based Vesting [Member] | Immediate Vesting [Member] | Share-based Payment Arrangement, Tranche One [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   25.00%            
Blacksky Technology [Member] | Restricted Stock Units (RSUs) [Member] | Consultants [Member] | Consumation Of Merger And Time Based Vesting [Member] | Vesting Over Twelve Months [Member] | Share-based Payment Arrangement, Tranche Three [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   25.00%            
Blacksky Technology [Member] | Restricted Stock [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Fair value of restricted stock units granted | $         $ 4      
Blacksky Technology [Member] | Two Thousand And Fourteen Equity Incentive Plan [Member] | Restricted Stock Units (RSUs) [Member] | Consumation Of Merger And Time Based Vesting [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based compensation by share based arrangement equity instruments other than options granted during the period 1,796,610              
Blacksky Technology [Member] | Two Thousand And Fourteen Equity Incentive Plan [Member] | Restricted Stock Units (RSUs) [Member] | Consumation Of Merger And Time Based Vesting [Member] | Tranche Two [Member] | Time Based Vesting [Member] | Share-based Payment Arrangement, Tranche One [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 25.00%