Note 2 - Summary of Significant Accounting Policies (Details) - Basic and Diluted Net Income per Share Computational Data (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Basic and Diluted Net Income per Share Computational Data [Abstract]
Net income (in Dollars)	$ 2,024	$ (289)
Weighted average basic shares outstanding:
Common stock	40,418	37,089
Weighted average diluted shares outstanding:
Common stock	40,418	37,089
Dilutive securities	2,262
Total	42,680	37,089