Income Taxes - Components of Deferred Income Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Jan. 31, 2025	Jan. 31, 2024
Income Taxes
Accrued liabilities not currently deductible	$ 10,326	$ 11,736
Accumulated losses	2,813	2,397
Difference between tax and accounting basis of property and equipment	9,653	9,088
Research and development expenditures and tax credits	9,683	7,680
Total deferred income tax assets	32,475	30,901
Difference between tax and accounting basis of intangible assets	(53,346)	(42,423)
Temporary difference on equity derivative and related party debt	(6,990)	(5,513)
Total deferred income tax liabilities	(60,336)	(47,936)
Net deferred income taxes	(27,861)	(17,035)
Valuation allowance	(2,464)	(1,969)
Net deferred income taxes, net of valuation allowance	$ (30,325)	$ (19,004)

Amount before allocation of valuation allowances of deferred tax asset attributable to accumulated losses.

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Amount, after allocation of valuation allowances, of deferred tax asset (liability) attributable to deductible differences and carryforwards, without jurisdictional netting.

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Amount before allocation of valuation allowances of deferred tax assets.

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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 property, plant, and equipment.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible research tax credit carryforwards.

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

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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 intangible assets other than goodwill.

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

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