Revenues from Contracts with Customers - Additional Information (Detail) $ in Millions |
Apr. 30, 2020
USD ($)
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| Revenue From Contract With Customer [Abstract] | |
| Transaction price allocated to performance obligations | $ 29.5 |
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- References No definition available.
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- Definition Amount of transaction price allocated to performance obligation that has not been recognized as revenue. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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