Subsequent Event	3 Months Ended
Apr. 30, 2022
Subsequent Events [Abstract]
Subsequent Event	Note 13 – Subsequent Events On April 29, 2022, the Company entered into a share purchase agreement (the “Purchase Agreement”) with a group of private and public investors pursuant to which the Company agreed to acquire, on the terms set forth and subject to the conditions set forth in the Purchase Agreement, the remaining 81% in interests in KLH that it did not already own, for an aggregate consideration of €200 million (approximately $214 million) in cash, subject to certain adjustments. The acquisition closed on May 31, 2022. The Company funded the purchase price from cash on hand. As of May 31, 2022, KLH is a consolidated wholly-owned subsidiary of the Company. Prior to May 31, 2022, the Company accounted for its investment in KLH using the equity method of accounting. Once KLH becomes wholly-owned by the Company, KLNA will become an indirect wholly owned subsidiary of the Company.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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