Note 5 - Line of Credit	9 Months Ended
Sep. 30, 2013
Debt Disclosure [Abstract]
Debt Disclosure [Text Block]	5. Line of Credit In February 2012, we entered into a $15,000,000 revolving credit facility (the “Facility”) with Bank of America, N.A. (the “Agent”), which includes a $2,000,000 letter of credit facility. Under the terms of the Facility, amounts outstanding bear interest at our election at (a) LIBOR plus 1.0% or (1.20% as of September 30, 2013) or (b) British Bankers Association Rate (“BBA”) LIBOR Daily Floating Rate plus 1.0%. The Facility is secured by The Kapoor Trust Letter of Credit issued by the Agent, with the John N. Kapoor Trust (“The JNK Trust”) as applicant. Dr. Kapoor is our founder, Executive Chairman and principal stockholder. We had an outstanding balance of $11,858,000 against the line of credit as of December 31, 2012. In May 2013, the then outstanding principal balance of $11,358,000 was paid in full. The Facility was scheduled to mature in February 2014. On October 3, 2013, we terminated the Facility. See Note 12.

- Definition

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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