Quarterly report pursuant to Section 13 or 15(d)

Acquisitions - Summary of Recognized Identified Assets Acquired and Liabilities Assumed (Detail)

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Acquisitions - Summary of Recognized Identified Assets Acquired and Liabilities Assumed (Detail) - Bird Rides [Member] - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Business Acquisition [Line Items]    
Goodwill $ 124,059 $ 131,255
CIRC [Member]    
Business Acquisition [Line Items]    
Current assets 68,667  
Vehicles 140  
Net liabilities assumed (975)  
Total assets acquired, net 73,291  
Total purchase price 190,000  
Goodwill 116,709  
Customer Relationships [Member] | CIRC [Member]    
Business Acquisition [Line Items]    
Intangible assets 1,621  
Government Relationships [Member] | CIRC [Member]    
Business Acquisition [Line Items]    
Intangible assets $ 3,838