Note 12 - Employee Benefits (Tables)

12 Months Ended

Dec. 31, 2015

Compensation and Retirement Disclosure [Abstract]

Employee Stock Ownership Plan (ESOP) Disclosures [Table Text Block]

	Years ended December 31
	2015		2014		2013
Number of shares issued		----		14,618		28,634
Fair value of stock contributed	$	----	$	351	$	640
Cash contributed		674		300		73
Total expense	$	674	$	651	$	713