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Share-Based Compensation - Summary of Performance Restricted Stock Units (Detail) - Performance RSU [Member] - pRSU Plan [Member] - $ / shares
3 Months Ended 12 Months Ended
Jun. 30, 2021
Mar. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Non-vested balance, beginning 200,000 266,845
Units Granted 0 0
Units Forfeited 0 (66,845)
Non-vested balance, ending 200,000 200,000
Non-vested units, Beginning balance $ 13.92 $ 13.92
Units Granted   0
Units Forfeited   13.92
Non-vested units , Ending balance   $ 13.92