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Shareholders' Equity and Share Based Compensation - Summary of Non-vested Performance-Based Restricted Share units (Detail)
12 Months Ended
Dec. 31, 2021
$ / shares
shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Number of Performance-based Restricted Share Units, Granted 792,236
Non-Vested Performance-Based Restricted Share Units [Member]  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Number of Performance-based Restricted Share Units, Beginning balance 794,000
Number of Performance-based Restricted Share Units, Granted 158,000
Number of Performance-based Restricted Share Units, Vested (612,000)
Number of Performance-based Restricted Share Units, Forfeited (310,000)
Number of Performance-based Restricted Share Units, Ending balance 30,000
Weighted Average Grant Date Fair Value, Beginning balance | $ / shares $ 7.33
Weighted Average Grant Date Fair Value, Granted | $ / shares 9.69
Weighted Average Grant Date Fair Value, Vested | $ / shares 7.68
Weighted Average Grant Date Fair Value, Forfeited | $ / shares 9.59
Weighted Average Grant Date Fair Value, Ending balance | $ / shares $ 10.46