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No definition available.

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Basis of Presentation - Recently Adopted Accounting Pronouncements (Detail) - USD ($) $ in Thousands	Sep. 30, 2021	Jul. 01, 2021	Jun. 30, 2021
Changes for the adoption of the new lease standard
Increase to retained earnings	$ 586,850		$ 548,842
Reduction in common stock	$ 53,377		$ 105,724
Cumulative effect period of adoption, adjustment \| ASU 2020-06
Changes for the adoption of the new lease standard
Increase to retained earnings		$ 19,000
Reduction in common stock		27,000
Increase to convertible loan balance		$ 10,000