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Note 3 - Net Loss Per Share (Details Textual) - USD ($) $ in Millions						2 Months Ended
	Jun. 30, 2025	May 14, 2025	May 12, 2025	Jun. 03, 2024	May 14, 2024	Jun. 30, 2025	Jun. 30, 2025
Conversion of the 2026 Notes Into 2029 Notes [Member]
Debt Conversion, Original Debt, Amount		$ 70.8
Conversion of the 2026 Notes Into Common Stock [Member]
Debt Conversion, Original Debt, Amount		$ 10.0	$ 10.0		$ 10.0
Debt Conversion, Converted Instrument, Shares Issued	539,320	10,000,000				539,320	539,320
Conversion of 2026 Notes into New Term Loans [Member]
Debt Conversion, Original Debt, Amount				$ 118.1

X

- Definition

The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482913/230-10-50-3

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482913/230-10-50-5

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X

- Definition

The amount of the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482913/230-10-50-3

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-URI https://asc.fasb.org/1943274/2147482913/230-10-50-5

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