Note 13 - Subsequent Events (Details Textual) - Insurance for Damaged Equipment [Member] - Subsequent Event [Member]	Dec. 01, 2023 USD ($)
Unusual or Infrequent Item, or Both, Insurance Proceeds	$ 227,000
Unusual or Infrequent Item, or Both, Gain, Gross	$ 155,000

Amount of gain recognized in the income statement for an event or transaction that is unusual in nature or infrequent in occurrence, or both.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483613/220-20-50-1

Name:	us-gaap_UnusualOrInfrequentItemGainGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration