Note 6 - Supplemental Balance Sheet and Cash Flow Information (Details Textual) - Rapidbuilt Acquisition [Member] $ in Thousands	May 12, 2023 USD ($)
Business Acquisition, Percentage of Voting Interests Acquired	51.00%
Business Combination, Consideration Transferred, Receivable	$ 44
Overflow [Member] | Weatherford Steel Buildings Holdings LLC [Member]
Subsidiary, Ownership Percentage, Parent	50.00%
Overflow [Member] | Weatherford Steel Buildings GP LLC [Member]
Subsidiary, Ownership Percentage, Parent	1.00%