Note 15 - Subsequent Events

12 Months Ended

Dec. 31, 2015

Notes to Financial Statements

Subsequent Events [Text Block]

15. Subsequent Events

Stock-Based Compensation

On February 18, 2016, the Compensation Committee of the Board of Directors approved March 2, 2016 grants of stock option awards and restricted stock units to employees. The stock options and restricted stock units vest over 3 years. The Company estimates the fair value of these grants to be $12.9 million, utilizing the method and assumptions set forth in Note 10 – “Stock-Based Compensation.”

In connection with the preparation of these audited consolidated financial statements, an evaluation of subsequent events was performed through the date these audited consolidated financial statements were issued and there are no other events that have occurred that would require adjustments or disclosure to the Company’s audited consolidated financial statements.