Note 2 - Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2024
Restricted Cash and Cash Equivalents, Noncurrent	$ 10,265	$ 8,958
Asset Retirement Obligation	100	$ 100
Minimum [Member] \| Land Improvements [Member]
Property, Plant and Equipment, Useful Life (Year)		10 years
Minimum [Member] \| Building and Building Improvements [Member]
Property, Plant and Equipment, Useful Life (Year)		5 years
Minimum [Member] \| Furniture and Fixtures [Member]
Property, Plant and Equipment, Useful Life (Year)		3 years
Minimum [Member] \| Machinery and Equipment [Member]
Property, Plant and Equipment, Useful Life (Year)		3 years
Minimum [Member] \| Vehicles [Member]
Property, Plant and Equipment, Useful Life (Year)		3 years
Maximum [Member] \| Land Improvements [Member]
Property, Plant and Equipment, Useful Life (Year)		30 years
Maximum [Member] \| Building and Building Improvements [Member]
Property, Plant and Equipment, Useful Life (Year)		50 years
Maximum [Member] \| Furniture and Fixtures [Member]
Property, Plant and Equipment, Useful Life (Year)		10 years
Maximum [Member] \| Machinery and Equipment [Member]
Property, Plant and Equipment, Useful Life (Year)		10 years
Maximum [Member] \| Vehicles [Member]
Property, Plant and Equipment, Useful Life (Year)		10 years
Reclassification, Other [Member]
Prior Period Reclassification Adjustment	$ 400

The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 410
-SubTopic 20
-Name Accounting Standards Codification
-Section 25
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481999/410-20-25-4

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 410
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481850/410-20-50-1

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Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as noncurrent. 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. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482913/230-10-50-8

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-4

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 5
-SubTopic 210
-Topic 954
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477220/954-210-45-5

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