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Intangible Assets - Annual Amortization of Amortizing Intangibles for Next Five Years (Detail)
$ in Thousands
Jun. 30, 2021
USD ($)
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]  
2022 $ 26
2023 21
2024 0
2025 0
2026 and thereafter 0
Total $ 47