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Debt (Debt Issuance Costs) (Detail) $ in Thousands | Sep. 30, 2020 USD ($)
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Deferred Debt Issuance Costs at June 30, 2020 | $ 6,401
Amortization of Deferred Debt Issuance Costs | (392)
Deferred debt issuance costs as of September 30, 2020 | 6,009
Term B Loan [Member] |
Deferred Debt Issuance Costs at June 30, 2020 | 4,885
Amortization of Deferred Debt Issuance Costs | (256)
Deferred debt issuance costs as of September 30, 2020 | 4,629
Revolver [Member] |
Deferred Debt Issuance Costs at June 30, 2020 | 1,516
Amortization of Deferred Debt Issuance Costs | (136)
Deferred debt issuance costs as of September 30, 2020 | $ 1,380

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