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Stock Repurchases	12 Months Ended
	May 31, 2022
Stock Repurchases	12. Stock Repurchases In October 2018, the Company’s Board of Directors authorized a program to purchase, subject to market conditions, up to 6,000,000 shares of the Company’s common stock. In December 2018, the Company purchased 100,000 shares under the new program in open market transactions for a total price, including commissions, of $3,134,727. Shares acquired under the program were retired. A total of 5,900,000 shares of common stock remained available for repurchase under this program as of May 31, 2022.

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- Definition

The entire disclosure for treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-URI http://asc.fasb.org/subtopic&trid=2208821

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration