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Note 13 - Restructuring
6 Months Ended
Jun. 30, 2016
Notes to Financial Statements  
Restructuring and Related Activities Disclosure [Text Block]
1
3.
Restructuring
 
In April 2015, the Company initiated a production curtailment at its Atchison, Kansas facility within the Tubular Products Group. Severance related restructuring costs associated with the production curtailment of approximately $0.5 million were incurred and paid during the three months ended June 30, 2015, and included in Cost of sales for that period.