Variable Interest Entity and Redeemable Non-Controlling Interest - Financial Assets Measured at Fair Value (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 30, 2022	Apr. 30, 2021
Increase (Decrease) in Temporary Equity [Roll Forward]
Balance, beginning of period	$ 2,882	$ 3,791
Net loss attributable to redeemable non-controlling interest (excluding adjustment to non-controlling interest)	(344)	(467)
Foreign currency translation	(154)	(129)
Adjustment to redeemable non-controlling interest	1,029	(130)
Total stock-based compensation expense	6	0
Balance, end of period	$ 3,419	$ 3,065

- Definition

Carrying amount, attributable to parent and noncontrolling interests, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.

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