Note 2 - Business Combinations (Details Textual) - Century Metals and Supplies [Member] - USD ($) $ in Millions	Aug. 29, 2025	Jun. 30, 2026
Business Combination, Consideration Transferred	$ 51.6
Payments to Acquire Businesses, Gross	45.6
Business Combination, Consideration Transferred, Liabilities Incurred	3.5
Business Combination, Consideration Transferred, Earn-out Provisions	3.6
Business Combination, Consideration Transferred, Working Capital	1.1
Business Combination, Contingent Consideration, Range of Outcomes, Maximum, Amount	$ 10.0
Business Combination, Contingent Consideration, Term (Year)	4 years
Business Combination, Contingent Consideration, Liability		$ 2.2