Note 1 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Accounting Policies [Abstract]

Property, Plant and Equipment, Estimated Useful Lives

	Useful Lives
	(years)
Buildings and improvements	10	-	30
Machinery and equipment	3	-	10

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	Twelve Months Ended December 31,
	2013			2012
	(in thousands)			(in thousands)
Gross IGI product sales	$	15,001		$	18
Reduction to gross product sales:
Chargebacks and billbacks		(6,050	)		-
Sales discounts and other allowances		(1,593	)		(1	)
Total reduction to gross product sales	$	(7,643	)	$	(1	)
Net IGI product sales	$	7,358		$	17