Note 17 - Net Earnings (Loss) Per Common Share

12 Months Ended

Dec. 31, 2015

Earnings Per Share [Abstract]

Earnings Per Share [Text Block]

17. Net earnings (loss) per common share

Earnings per share calculations cannot be anti-dilutive, therefore diluted shares are not used in the denominator when the numerator is in a loss position. The following table reconciles the denominator used to calculate earnings per common share:

	2015	2014		2013
Shares issued and outstanding at beginning of period	35,806,955	35,801,732		30,070,104
Weighted average number of shares:
Issued during the period	1,389,361	335,253		2,968,064
Repurchased during the period	-	(220,333	)	(110,455	)
Weighted average number of shares used in computing basic earnings per share	37,196,316	35,916,652		32,927,713
Assumed exercise of stock options acquired under the Treasury Stock Method	389,937	392,326		334,586
Number of shares used in computing diluted earnings per share	37,586,253	36,308,978		33,262,299