Represents number of installments for legal settlement payments.

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- Definition

Loss contingency claimed damages amount.

+ References

No definition available.

+ Details

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- Definition

Loss contingency claimed damages awarded per share.

+ References

No definition available.

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- Definition

The amount of damages awarded per share under loss contingency.

+ References

No definition available.

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- Definition

Loss contingency damages awarded percent of total claim.

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No definition available.

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- Definition

Represents payments for milestone.

+ References

No definition available.

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- Definition

Represents maximum amount of milestone payments.

+ References

No definition available.

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- Definition

Represents percentage of unpaid portion of milestone payments interest rate.

+ References

No definition available.

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- Definition

The value of potential milestone payments.

+ References

No definition available.

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- Definition

The termination notice period.

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No definition available.

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- Definition

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

+ References

No definition available.

+ Details

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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- Definition

Amount awarded to other party in judgment or settlement of litigation.

+ References

No definition available.

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Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

No definition available.

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- Definition

Amount of increase (decrease) in loss contingency liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

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- Definition

Amount of damages awarded to the plaintiff in the legal matter.

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- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

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- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=124440162&loc=d3e12021-110248

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Note 14 - Commitments and Contingencies (Details Textual) $ / shares in Units, $ in Millions							1 Months Ended	12 Months Ended
	Nov. 02, 2021 USD ($)	Oct. 29, 2021 USD ($)	Jun. 23, 2021 USD ($)	Mar. 02, 2020 USD ($)	Mar. 15, 2019 USD ($)	Jan. 29, 2019 $ / shares	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)	Oct. 09, 2020 USD ($)
Milestone Payments Maximum Amount							$ 187.5
Potential Milestone Payments								$ 90.0
Percentage of Unpaid Portion of Milestone Payments Interest Rate								6.25%
Milestone Payment							$ 1.8
Hsu v. Puma Biotechnology, Inc., [Member]
Loss Contingency, Estimate of Possible Loss								$ 54.2
Loss Contingency, Damages Awarded Per Share (in dollars per share) \| $ / shares						$ 4.50
Loss Contingency, Damages Awarded Percent of Total Claim						5.00%
Loss Contingency, Claimed Damages Awarded Per Share (in dollars per share) \| $ / shares						$ 87.20
Loss Contingency, Claimed Damages, Amount									$ 50.5
Litigation Settlement, Amount Awarded to Other Party	$ 54.2	$ 54.2
Legal Settlements Payments, Number of Installments	2
Eshelman v. Puma Biotechnology, Inc. [Member]
Loss Contingency, Estimate of Possible Loss								2.9
Litigation Settlement, Amount Awarded to Other Party				$ 26.3
Litigation Settlement, Expense				$ 3.0
Loss Contingency Accrual, Period Increase (Decrease), Total			$ (22.4)
Letters of Credit Outstanding, Amount								8.9
Eshelman v. Puma Biotechnology, Inc. [Member] \| Compensatory Damages [Member]
Loss Contingency, Damages Awarded, Value					$ 15.9
Eshelman v. Puma Biotechnology, Inc. [Member] \| Punitive Damages [Member]
Loss Contingency, Damages Awarded, Value					$ 6.5
Clinical Trial Contracts [Member]
Potential Milestone Payments								17.3
Contractual Obligation, Total								$ 54.8
Minimum [Member] \| Clinical Trial Contracts [Member]
Termination Notice Period (Day)								30 days
Maximum [Member] \| Eshelman v. Puma Biotechnology, Inc. [Member]
Loss Contingency, Damages Sought, Value								$ 2.9
Maximum [Member] \| Clinical Trial Contracts [Member]
Termination Notice Period (Day)								45 days