Subsequent Events	9 Months Ended
Mar. 31, 2026
Subsequent Events [Abstract]
Subsequent Events	15. Subsequent Events On May 11, 2026, Elementis Specialties Inc. filed a complaint against the Company and its wholly owned subsidiary, 5E Boron Americas, LLC, in the United States District Court for the Central District of California. Refer to Note 13-Commitments and Contingencies, for additional information.

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
-Topic 855
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org/855/tableOfContent

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

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15. Subsequent Events