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Schedule of Revenues and Long-Lived Assets, by Domestic and Foreign Operations Segment (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2021
Oct. 31, 2020
Jan. 31, 2021
Segment Reporting Information [Line Items]          
Total property and equipment, net $ 1,088,287 $ 930,564 $ 1,088,287 $ 930,564 $ 967,422
Total net sales 1,131,424 969,607 3,216,564 2,361,356  
Domestic Operations          
Segment Reporting Information [Line Items]          
Total property and equipment, net 894,106 747,273 894,106 747,273 768,440
Total net sales 974,511 847,898 2,799,886 2,081,151  
Foreign Operations          
Segment Reporting Information [Line Items]          
Total property and equipment, net 194,181 183,291 194,181 183,291 $ 198,982
Total net sales $ 156,913 $ 121,709 $ 416,678 $ 280,205