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Acquisitions - Summary of Preliminary Allocation of Purchase Price to Fair Values of Identifiable Assets Acquired and Liabilities Assumed (Parenthetical) (Detail) - Modernize, Inc. [Member] $ in Millions | 9 Months Ended
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Mar. 31, 2021 USD ($)
Business Acquisition [Line Items] |
Net deferred tax liabilities | $ 7.9
Internal Revenue Service (IRS) |
Business Acquisition [Line Items] |
Incremental tax expenses | 2.1
Increase in total consideration | $ 2.1

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