Quarterly report pursuant to Section 13 or 15(d)

Reverse Recapitalization - Narrative (Details)

v3.21.2
Reverse Recapitalization - Narrative (Details)
$ / shares in Units, $ in Thousands
Sep. 13, 2021
USD ($)
business_day
$ / shares
shares
Sep. 09, 2021
USD ($)
$ / shares
shares
Sep. 08, 2021
shares
Sep. 30, 2021
shares
Dec. 31, 2020
shares
Schedule of Reverse Recapitalization [Line Items]          
Common stock shares outstanding (in shares)     31,625,000 113,324,000 34,692,000
Common Class B to Common Class A          
Schedule of Reverse Recapitalization [Line Items]          
Conversion of stock, shares issued     7,900,000    
Common Stock with Performance Terms          
Schedule of Reverse Recapitalization [Line Items]          
Common stock shares outstanding (in shares)   2,400,000      
Lockup period   7 years      
Osprey Technology Acquisition Corp.          
Schedule of Reverse Recapitalization [Line Items]          
Common stock shares outstanding (in shares)     10,250,000    
Common Class A | Osprey Technology Acquisition Corp.          
Schedule of Reverse Recapitalization [Line Items]          
Number of shares issued in transaction   18,000,000      
Price per share (in dollars per share) | $ / shares   $ 10.00      
Aggregate purchase price | $   $ 180,000      
Number of shares redeemed during period   21,400,000      
Common Class A | Osprey Technology Acquisition Corp. | Palantir Technologies Inc.          
Schedule of Reverse Recapitalization [Line Items]          
Number of shares issued in transaction 800,000        
Price per share (in dollars per share) | $ / shares $ 10.00        
Aggregate purchase price | $ $ 8,000        
Number of days subsequent to Merger | business_day 2        
Common Class A | Osprey Technology Acquisition Corp. | Legacy BlackSky          
Schedule of Reverse Recapitalization [Line Items]          
Number of shares issued in transaction 79,000,000        
Common Class B | Osprey Technology Acquisition Corp.          
Schedule of Reverse Recapitalization [Line Items]          
Conversion of stock, shares converted     7,900,000