Note 9 - Commitments and Contingencies (Details Textual) - USD ($)	6 Months Ended
Jun. 30, 2026	Dec. 31, 2025
BRAZIL
Commitments And Contingencies Disclosure [LineItems]
Restricted Cash and Investments, Noncurrent	$ 5,000,000	$ 7,000,000
Federal And State Value Added Taxes Litigations And Civil Litigation And Disputes With Former Employees [Member] \| BRAZIL
Commitments And Contingencies Disclosure [LineItems]
Restricted Cash	98,000,000
Aggregate Claims	33,000,000
Loss Contingency, Estimate of Possible Loss	5,000,000
Restricted Cash and Investments, Noncurrent	5,000,000
Assets, Noncurrent	42,000,000
Federal And State Value Added Taxes Litigations And Civil Litigation And Disputes With Former Employees [Member] \| BRAZIL \| Maximum [Member]
Commitments And Contingencies Disclosure [LineItems]
Loss Contingency Accrual	1,000,000
Bank Guarantees And Letters Of Credit [Member]
Commitments And Contingencies Disclosure [LineItems]
Guarantor Obligations, Maximum Exposure, Undiscounted	2,000,000
Surety Bond [Member]
Commitments And Contingencies Disclosure [LineItems]
Guarantor Obligations, Maximum Exposure, Undiscounted	54,000,000
L C Facility Agreement [Member]
Commitments And Contingencies Disclosure [LineItems]
Letters of Credit Outstanding, Amount	$ 24,000,000

Aggregate claims.

No definition available.

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- Definition

Commitments And Contingencies Disclosure.

+ References

No definition available.

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

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

+ References

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-Topic 944
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- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 275
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- Definition

Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
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-Section S99
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The noncurrent cash, cash equivalents and investments that is restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits classified as long-term; that is not expected to be released from such existing restrictions within one year of the balance sheet date or operating cycle, whichever is longer. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. Includes noncurrent cash equivalents and investments that are similarly restricted as to withdrawal, usage or disposal.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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