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Note 7 - Segment Reporting (Details Textual) $ in Thousands		3 Months Ended	9 Months Ended	12 Months Ended
		Sep. 30, 2022 USD ($)	Sep. 30, 2024	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Number of Reportable Segments				2
Provision for Product Charges	[1]			$ (10,931)	$ (38,490)	$ (65,265)
Standard Product Warranty Accrual, Warranty Provision		$ 37,338
Geographic Concentration Risk [Member] | Revenue Benchmark [Member] | UNITED STATES
Concentration Risk, Percentage			79.00%		77.00%	80.00%
Geographic Concentration Risk [Member] | Long-lived Assets [Member] | UNITED STATES
Concentration Risk, Percentage				76.00%	74.00%
Patents and Securites [Member]
Provision for Product Charges				$ 9,299	$ 27,289
Class Action Lawsuits [Member]
Legal Fees				1,267	1,051
Clean Energy Product [Member]
Provision for Product Charges				$ 365	4,350
Accounts Receivable, Credit Loss Expense (Reversal)						$ 17,926
Standard Product Warranty Accrual, Warranty Provision						37,338
Product [Member]
Provision for Product Charges					$ 5,800	$ 10,000
[1] Represents the following litigation, regulatory, and other matters that are not indicative of our ongoing operations: • A provision for judgments, settlements, and legal expenses related to certain patent lawsuits - $9,299 in 2024; $27,289 in 2023. • Legal expenses related to certain class action lawsuits - $1,267 in 2024; $1,051 in 2023. • A bad debt provision and additional customer support costs related to a clean energy product customer that filed for bankruptcy in 2022 – $365 and $4,350 additional customer support costs in 2024 and 2023, respectively; $17,926 bad debt provision in 2022. • A warranty provision to address clean energy product warranty-related matters - $37,338 in 2022. • A provision for a matter with the CPSC concerning the imposition of civil fines for allegedly failing to timely submit a report under the CPSA in relation to certain portable generators that were subject to a voluntary recall previously announced on July 29, 2021 - $5,800 in 2023 and $10,000 in 2022.

X

- Definition

Represents a specific credit loss provision for a clean energy product customer that filed for bankruptcy, as well as a warranty provision to address certain clean energy product warranty-related matters

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No definition available.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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