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Note 5 - Goodwill and Intangible Assets - Goodwill, by Reportable Segment (Details)
$ in Thousands
6 Months Ended
Jun. 30, 2022
USD ($)
Balance $ 10,496
Acquisitions 0
Impairments 0
Balance 10,496
Specialty Metals Flat Products [Member]  
Balance 9,431
Acquisitions 0
Impairments 0
Balance 9,431
Carbon Flat Products [Member]  
Balance 1,065
Acquisitions 0
Impairments 0
Balance 1,065
Tubular and Pipe Products [Member]  
Balance 0
Acquisitions 0
Impairments 0
Balance $ 0