Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended
Dec. 31, 2025	Jun. 30, 2025
DTA [Member]
Income Taxes [Line Items]
Percentage of allowance for deferred tax assets	100.00%
U.S. Federal [Member]
Income Taxes [Line Items]
Net operating loss	$ 112.3	$ 109.5
China [Member]
Income Taxes [Line Items]
Net operating loss	$ 0.9	$ 0.9

Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
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-Paragraph 231
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
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-Publisher FASB
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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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