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Other Income (Expense), Net (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2021	Oct. 31, 2020
Other Income and Expenses [Abstract]
Interest income	$ 1,195	$ 3,610	$ 4,531	$ 16,455
Interest expense	(4,160)	(16,370)	(12,527)	(53,211)
Other	24,522	3,914	123,487	5,484
Total other income (expense), net	$ 21,557	$ (8,846)	$ 115,491	$ (31,272)

X

- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

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- Definition

Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

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- Definition

The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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Amount of income (expense) related to nonoperating activities, classified as other.

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