Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

BASIC AND DILUTED NET LOSS PER SHARE - Summary of Computation of the Net Loss Per Share (Detail)

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BASIC AND DILUTED NET LOSS PER SHARE - Summary of Computation of the Net Loss Per Share (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Numerator:      
Net loss $ (153,559) $ (81,511) $ (67,301)
Preferred share accrued cumulative dividend rights (5,044) (17,473) (13,664)
Total loss attributable to ordinary shares $ (158,603) $ (98,984) $ (80,965)
Denominator:      
Weighted average number of ordinary shares used in computing basic and diluted net loss per ordinary share 102,859,891 16,514,910 15,524,845