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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2024	Apr. 30, 2023
Statement of Comprehensive Income [Abstract]
Net loss	$ (20,995)	$ (21,875)
Other comprehensive loss:
Net unrealized (losses) gains on investments, net of tax	(271)	317
Total comprehensive loss	$ (21,266)	$ (21,558)

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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