Quarterly report pursuant to Section 13 or 15(d)

Preferred and Common Stock - Additional Information (Detail)

v3.21.2
Preferred and Common Stock - Additional Information (Detail) - USD ($)
 3 Months Ended 9 Months Ended
Nov. 04, 2021
Sep. 30, 2021
Jun. 30, 2021
Apr. 20, 2021
Mar. 31, 2021
Sep. 30, 2021
May 04, 2021
Jan. 26, 2021
Dec. 31, 2020
Sep. 30, 2020
Temporary Equity [Line Items]                    
Common stock par or stated value per share   $ 0.000001       $ 0.000001 $ 0.000001      
Common stock shares issued   100       100 100      
Common stock shares outstanding   100       100 100      
Bird Rides [Member]                    
Temporary Equity [Line Items]                    
Percentage of warrant coverage attributable to participation above twice the pro rata amount       100.00%            
Pro rata portion, amount adjusted       $ 110,000,000            
Gross proceeds from issuance of redeemable convertible senior preferred stock and warrants           $ 208,200,000        
Paid-in kind dividends   $ (4,940,000) $ (6,328,000)   $ (2,030,000)          
Minimum proceeds from preferred equity financing transaction determining shares conversion           $ 30,000,000.0        
Common stock, conversion basis           As of September 30, 2021, each share of Series Seed, A, B, C, C-1, D, D-1, and D-2 Prime Preferred Stock was convertible into one share of Common Stock.        
Embedded derivative, description of host contract           The Company has determined that the automatic conversion feature described above results in a bifurcated embedded derivative as the Senior Preferred Stock is considered more akin to a debt host instrument due to the lack of voting, dividend feature described above, and redemption features described below.        
Temporary equity, voting rights           With the exception of the holders of Series D-1 Prime Preferred Stock, which have no voting rights        
Common stock, voting rights           one        
Cash and cash equivalents   $ 38,667,000       $ 38,667,000     $ 43,158,000 $ 86,754,000
Liquidation basis of accounting, liquidation plan           Under the terms of the restated certificate of incorporation, in the event of a liquidation, and after any distribution to holders of the Senior Preferred Stock and each of the Series Seed, A, B, C, C-1, D, D-1, D-2, and D-3 Prime Preferred Stock or Prior Preferred Stock, any remaining assets available for distribution will be distributed to holders of the Common Stock and Founders Preferred Stock in a pro rata method.        
Common stock par or stated value per share   $ 0.000001       $ 0.000001     $ 0.000001 $ 0.000001
Common stock shares authorized   287,921,028       287,921,028     275,000,000  
Common stock shares issued   62,947,411       62,947,411     54,245,623  
Common stock shares outstanding   62,947,411       62,947,411     54,245,623  
Dividends, common stock           $ 0        
Bird Rides [Member] | Equity Financing [Member]                    
Temporary Equity [Line Items]                    
Common integer, share           1        
Bird Rides [Member] | Share Price Used For Determining Stock Conversion [Member]                    
Temporary Equity [Line Items]                    
Preferred stock, convertible, conversion price   $ 1       $ 1        
Bird Rides [Member] | Derivative Liabilities Noncurrent [Member]                    
Temporary Equity [Line Items]                    
Embedded derivative, fair value of embedded derivative liability   $ 100,800,000       $ 100,800,000        
Bird Rides [Member] | Warrant [Member] | Redeemable Convertible Senior Preferred Warrants [Member]                    
Temporary Equity [Line Items]                    
Temporary equity, Shares outstanding   3,200,000       3,200,000        
Derivative liability   $ 41,500,000       $ 41,500,000        
Bird Rides [Member] | Maximum [Member]                    
Temporary Equity [Line Items]                    
Percentage of scaling up on the delta between pro rata and twice the pro rata participation       100.00%            
Bird Rides [Member] | Minimum [Member]                    
Temporary Equity [Line Items]                    
Percentage of scaling up on the delta between pro rata and twice the pro rata participation       0.00%            
Aggregate indebtedness   5,000,000.0       5,000,000.0        
Proceeds from issuance initial public offering           30,000,000.0        
Bird Rides [Member] | Minimum [Member] | Special Purpose Acquisition Company [Member]                    
Temporary Equity [Line Items]                    
Cash and cash equivalents   $ 200,000,000.0       $ 200,000,000.0        
Bird Rides [Member] | Redeemable Convertible Senior Preferred Stock [Member]                    
Temporary Equity [Line Items]                    
Share price       $ 10.00            
Temporary equity, Shares outstanding   29,234,172       29,234,172        
Temporary equity, paid in kind dividend rate, percentage           8.00%        
Temporary equity, paid in kind dividend rate, percentage of increase           1.00%        
Paid-in kind dividends           $ 0        
Conversion of stock, rate           75.00%        
Determination of conversion of stock, percentage of decrease           2.50%        
Temporary equity, Shares authorized   37,500,000       37,500,000   37,500,000    
Bird Rides [Member] | Redeemable Convertible Senior Preferred Stock [Member] | Subsequent Event [Member]                    
Temporary Equity [Line Items]                    
Common stock, conversion basis As disclosed in Note 13, on November 4, 2021, each then-outstanding share of Senior Preferred Stock converted automatically into a number of shares of Common Stock at the then-effective conversion rate as calculated pursuant to the certificate of incorporation of the Company.                  
Bird Rides [Member] | Redeemable Convertible Preferred Stock [Member]                    
Temporary Equity [Line Items]                    
Temporary equity, Shares outstanding   178,679,716       178,679,716     153,738,961  
Temporary equity, Shares authorized   191,560,656       191,560,656   191,600,000 173,212,667  
Bird Rides [Member] | Exchanged Common Stock [Member]                    
Temporary Equity [Line Items]                    
Temporary equity, Shares outstanding   4,300,000       4,300,000        
Bird Rides [Member] | Redeemable Convertible Prime Preferred Stock [Member]                    
Temporary Equity [Line Items]                    
Temporary equity, Shares outstanding   153,738,961       153,738,961        
Temporary equity, Shares authorized   154,060,656       154,060,656        
Dividends           $ 0        
Bird Rides [Member] | Redeemable Convertible Prime Preferred Stock [Member] | Subsequent Event [Member]                    
Temporary Equity [Line Items]                    
Common stock, conversion basis As disclosed in Note 13, on November 4, 2021, each then-outstanding share of Prime Preferred Stock converted automatically into a number of shares of Common Stock at the then-effective conversion rate as calculated pursuant to the certificate of incorporation of the Company.                  
Bird Rides [Member] | Redeemable Convertible Prime Preferred Stock Except Series D One [Member]                    
Temporary Equity [Line Items]                    
Temporary equity, voting rights           each holder of Prime Preferred Stock is entitled to the number of votes equal to the number of shares of Common Stock into which the shares held by such holder are convertible.        
Bird Rides [Member] | Founders Convertible Preferred Stock [Member]                    
Temporary Equity [Line Items]                    
Share price   $ 1       $ 1        
Preferred stock, shares authorized   7,500,000       7,500,000       7,500,000
Preferred stock, par or stated value per share   $ 0.000001       $ 0.000001       $ 0.000001
Preferred stock, shares issued   4,500,000       4,500,000       4,500,000
Preferred stock, shares outstanding   4,500,000       4,500,000       4,500,000
Preferred stock, voting rights           Each holder of Founders Preferred Stock is entitled to the number of votes equal to the number of shares of Common Stock into which the shares held by such holder are convertible.        
Preferred stock, conversion basis           As of September 30, 2021, each share of Founders Preferred Stock was convertible into one share of Common Stock.        
Common stock par or stated value per share   $ 0.000001       $ 0.000001     $ 0.000001  
Common stock shares authorized   7,493,443       7,493,443     7,493,443  
Common stock shares issued   4,540,177       4,540,177     4,540,177  
Common stock shares outstanding   4,540,177       4,540,177     4,540,177  
Bird Rides [Member] | Founders Convertible Preferred Stock [Member] | Subsequent Event [Member]                    
Temporary Equity [Line Items]                    
Preferred stock, conversion basis As disclosed in Note 13, on November 4, 2021, each then-outstanding share of Founders Preferred Stock converted automatically into a number of shares of Common Stock at the then-effective conversion rate as calculated pursuant to the certificate of incorporation of the Company.                  
Bird Rides [Member] | Common Stock [Member]                    
Temporary Equity [Line Items]                    
Common stock shares authorized   287,900,000       287,900,000       275,000,000.0
Common stock shares issued   62,900,000       62,900,000       50,200,000
Common stock shares outstanding   62,900,000       62,900,000       50,200,000