Amount of contractual obligation, including, but not limited to, long-term debt, lease obligation, purchase obligation, and other commitments.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480678/235-10-S99-3

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- Definition

The percent of financing that must be repaid to discontinue the revenue sharing provisions of product financing.

+ References

No definition available.

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- Definition

The percent of revenue shared with financer for the financing of a product.

+ References

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- Definition

Represents maximum amounts of payments maybe received based on potential milestone achievement.

+ References

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- Definition

Maximum amount of finance to be received regarding the amount of nonrefundable payments pursuant to the agreement, that satisfy the special circumstances.

+ References

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- Definition

The amount of cash inflow from payments from a third party to develop a product.

+ References

No definition available.

+ Details

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Note 10 - Licensing and Research Funding Agreements (Details Textual) - USD ($) $ in Millions		3 Months Ended	12 Months Ended
	Aug. 17, 2022	Jun. 30, 2019	Dec. 31, 2021	Mar. 31, 2023	Sep. 30, 2020	Mar. 18, 2020
AEROSURF Funding Term Sheet [Member] \| Lee’s Pharmaceutical Holdings Limited [Member]
Nonrefundable Payments, Maximum Financing to Be Received Under Special Circumstances					$ 2.8
Term Sheet With Lee [Member]
Proceeds for Payments to Develop Product			$ 1.0
Financing of Product, Percent of Financing That Must be Repaid to Discontinue Revenue Sharing						125.00%
Financing of Product, Percent of Revenue Shared With Financer						50.00%
Term Sheet With Lee [Member] \| Other Liabilities [Member]
Contractual Obligation, Total				$ 3.8
A&R License Agreement With Lee [Member]
Proceeds for Payments to Develop Product		$ 1.0
Maximum Amount May be Received for Potential Milestone Payments	$ 78.9