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

Goodwill - Schedule of Goodwill (Detail)

v3.21.2
Goodwill - Schedule of Goodwill (Detail) - Bird Rides [Member] - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Goodwill [Line Items]      
Beginning balance $ 131,255 $ 1,296  
Ending balance 124,059 131,255 $ 1,296
North America (NA) [Member]      
Goodwill [Line Items]      
Beginning balance 1,296 1,296 0
Acquisitions   0 1,296
Foreign currency translation adjustment   0  
Ending balance 1,296 1,296 1,296
Europe, Middle East & Africa (EMEA) [Member]      
Goodwill [Line Items]      
Beginning balance 129,959 0 0
Acquisitions   116,709 0
Foreign currency translation adjustment (7,196) 13,250  
Ending balance 122,763 129,959 0
Other [Member]      
Goodwill [Line Items]      
Beginning balance $ 0 0 0
Acquisitions   0 0
Foreign currency translation adjustment   0  
Ending balance   $ 0 $ 0