Significant Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Jan. 31, 2022	Jan. 31, 2021
Income Tax Disclosure [Abstract]
Prepaid expense	$ (3,132)	$ (2,191)
Depreciation	(50,674)	(34,476)
Operating lease right-of-use assets	(233,299)	(250,292)
Other temporary differences	(365)	(906)
Gross deferred tax liabilities	(287,470)	(287,865)
Operating lease liabilities	272,953	296,413
Deferred rent	14,176	6,685
Inventory	19,896	18,279
Accounts receivable	1,252	1,930
Net operating loss carryforwards	20,873	11,359
Tax uncertainties	1,135	1,611
Accrued salaries and benefits	25,249	16,711
Income tax credits	4,714	4,494
Other temporary differences	28,000	15,548
Gross deferred tax assets, before valuation allowances	388,248	373,030
Valuation allowances	(30,852)	(18,689)
Net deferred tax assets	$ 69,926	$ 66,476

Deferred tax assets operating lease ROU assets.

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Deferred Tax Assets Tax Uncertainties

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.

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Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from allowance for credit loss on accounts receivable.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred rent.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of deferred tax liability attributable to taxable temporary differences from leasing arrangements.

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Amount of deferred tax liability attributable to taxable temporary differences classified as other.

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Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses.

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Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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