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Significant Accounting Policies - Schedule of Basic and Diluted Net Income (loss) Per Common Share (Detail)

v3.21.2
Significant Accounting Policies - Schedule of Basic and Diluted Net Income (loss) Per Common Share (Detail) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2021
Mar. 31, 2021
Dec. 31, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Numerator: Earnings allocable to Class A ordinary shares              
Unrealized gain on investments held in Trust Account       $ 0 $ 289,000 $ (125,000) $ 125,000
Numerator: Net Loss minus Net Earnings allocable to Class A ordinary shares              
Net loss         (87,070,000) (214,449,000) (94,078,000)
Net loss allocable to Class B ordinary shares       $ (370,431,000) $ (87,069,000) $ (214,449,000) $ (94,077,000)
Denominator: Weighted average Class ordinary shares              
Basic and diluted weighted-average shares outstanding       236,133,823 123,200,467 124,743,865 117,188,874
Basic and diluted net income per share       $ (1.57) $ (0.71) $ (1.72) $ (0.80)
Reinvent Technology Partners Y [Member]              
Numerator: Earnings allocable to Class A ordinary shares              
Unrealized gain on investments held in Trust Account $ 34,940     $ 43,775      
Numerator: Net Loss minus Net Earnings allocable to Class A ordinary shares              
Net loss allocable to Class B ordinary shares (3,605,725) $ (2,223,991) $ (18,620) (5,829,716)      
Denominator: Weighted average Class ordinary shares              
Basic and diluted weighted-average shares outstanding [1],[2]     21,250,000        
Basic and diluted net income per share     $ 0.00        
Class A Ordinary Shares | Reinvent Technology Partners Y [Member]              
Numerator: Earnings allocable to Class A ordinary shares              
Unrealized gain on investments held in Trust Account 34,940     43,775      
Less: Company's portion available to be withdrawn to pay taxes $ (34,940)     $ (43,775)      
Denominator: Weighted average Class ordinary shares              
Basic and diluted weighted-average shares outstanding 97,746,081     97,746,566      
Basic and diluted net income per share          
Class B Ordinary Shares | Reinvent Technology Partners Y [Member]              
Numerator: Net Loss minus Net Earnings allocable to Class A ordinary shares              
Net loss $ (3,605,725)     $ (5,829,716)      
Net loss allocable to Class B ordinary shares $ (3,605,725)     $ (5,829,716)      
Denominator: Weighted average Class ordinary shares              
Basic and diluted weighted-average shares outstanding 24,437,500     23,099,102      
Basic and diluted net income per share $ (0.16)     $ (0.25)      
[1] On February 10, 2021, the Company effected a share capitalization resulting in an aggregate of 24,437,500 Class B ordinary shares outstanding. All shares and associated amounts have been retroactively restated to reflect the share capitalization (see Note 5).
[2] This number excludes an aggregate of up to 3,187,500 Class B ordinary shares subject to forfeiture if the over-allotment option is not exercised in full or in part by the underwriters.