Subsequent Event	12 Months Ended
Jul. 31, 2021
Subsequent Events [Abstract]
Subsequent Event	Note 25—Subsequent Event On September 29, 2021, NRS sold 862,442 shares of its Class B common stock, which represents 2.5% of its outstanding capital stock on a fully diluted basis, to Alta Fox Opportunities Fund LP (“Alta Fox”) for cash of $10 million. Alta Fox has the right to request redemption of all or any portion of the NRS common shares that it purchased at the per share purchase price during a period of 182 days following the fifth anniversary of this transaction. The redemption right shall terminate upon the consummation of (i) a sale of NRS or its assets for cash or securities that are listed on a national securities exchange, (ii) a public offering of NRS’ securities, or (iii) a distribution of NRS’ capital stock following which NRS’ common shares are listed on a national securities exchange.

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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