Note 2 - Acquisition of Business (Tables)

3 Months Ended

Mar. 31, 2014

Business Combinations [Abstract]

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

Cash consideration at closing	$	32,483,000
Restricted shares of Superior common stock issued		1,555,000
Total Considerations	$	34,038,000

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Accounts receivable	$	4,672,000
Prepaid expenses and other current assets		1,096,000
Inventories		10,374,000
Property, plant and equipment		4,284,000
Identifiable intangible assets		18,900,000
Goodwill		4,135,000
Total assets	$	43,461,000
Other current liabilities	$	2,680,000
Future contingent liabilities		6,743,000
Total liabilities	$	9,423,000