Revenue from Contracts with Customers - Additional Information (Detail) - USD ($) $ in Thousands	6 Months Ended
Jul. 31, 2019	Jan. 31, 2019	Jul. 31, 2018	Jan. 31, 2018
Revenue From Contract With Customer [Abstract]
Contract receivables, net of allowance for doubtful accounts	$ 95,131	$ 80,461	$ 90,646	$ 76,962
Gift cards expected redemption period	2 years
Contract liabilities	$ 41,585	$ 49,747	$ 32,013	$ 56,637
Revenue recognized included in contract liability	$ 23,081

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant