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Net (Loss)/Income Per Share of Class A Common Stock - Calculation of Basic and Diluted Earnings Per Share (Details)

v3.21.2
Net (Loss)/Income Per Share of Class A Common Stock - Calculation of Basic and Diluted Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Loss from continuing operations $ (46,897) $ (13,911) $ (250,016) $ (37,594)    
(Loss)/gain from discontinued operation 0 (511) (1,022) 28,449    
Net loss $ (46,897) $ (14,422) $ (251,038) $ (9,145) $ (19,535) $ (66,145)
Basic:            
Basic net loss per share - continuing operations (in dollars per share) $ (0.67) $ (0.41) $ (4.29) $ (1.16)    
Basic net (loss)/income per share - discontinued operations (in dollars per share) 0 (0.01) (0.02) 0.87    
Net loss per share of common stock (0.67) (0.42) (4.31) (0.29)    
Diluted:            
Diluted net loss per share - continuing operations (in dollars per share) (0.67) (0.41) (4.29) (1.16)    
Diluted net (loss)/income per share - discontinued operations (in dollars per share) 0 (0.01) (0.02) 0.87    
Net loss per share of common stock $ (0.67) $ (0.42) $ (4.31) $ (0.29)    
Diluted weighted average common shares outstanding 69,975,000 34,258,000 58,297,000 32,515,000    
Basic and diluted net loss per share - continuing operations $ (0.67) $ (0.41) $ (4.29) $ (1.16) $ (1.45) $ (2.22)
Basic and diluted net income/loss per share $ (0.67) $ (0.42) $ (4.31) $ (0.29) $ (0.60) $ (2.45)
Shares used in computation of basic and diluted net income/(loss) per share 69,975,000 34,258,000 58,297,000 32,515,000 33,009,000 18,164,000
Blacksky Technology [Member]            
Loss from continuing operations         $ (47,720) $ (59,985)
(Loss)/gain from discontinued operation         28,185 (6,160)
Net loss         $ (19,535) $ (66,145)
Diluted:            
Basic and diluted net loss per share - continuing operations         $ (1.45) $ (3.30)
Basic and diluted net income/(loss) per share - discontinued operations         0.85 (0.34)
Basic and diluted net income/loss per share         $ (0.60) $ (3.64)