XML 41 R30.htm IDEA: XBRL DOCUMENT v3.20.2
Revenue from Contracts with Customers - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Apr. 30, 2020
Apr. 30, 2019
Jan. 31, 2020
Jan. 31, 2019
Revenue From Contract With Customer [Abstract]        
Contract receivables, net of allowance for doubtful accounts $ 55,910 $ 88,390 $ 88,288 $ 80,461
Increase in allowance for doubtful debts $ 5,800      
Gift cards expected redemption period 2 years      
Contract liabilities $ 52,926 49,747 $ 49,502 $ 43,187
Revenue recognized included in contract liability $ 12,763 $ 15,289