Note 3 - Summary of Significant Accounting Policies (Details) - Net revenues and accounts receivable balances iThe Company’s consolidated financial statements are presented net of SRA estimates (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross IGI product sales	$ 2,114		$ 4,380
Chargebacks	562		1,222
Sales discounts and other allowances	175		365
Gross to net adjustments	737		1,588
Net IGI product sales	3,706,000	1,861,000	7,174,000	3,371,000
Gross to Net Adjustments (Member)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Net IGI product sales	$ 1,377		$ 2,792