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Earnings per share

9 Months Ended

Oct. 31, 2015

Earnings Per Share [Abstract]

Earnings per share [Text Block]

Earnings per share.



	Three Months Ended October 31,				Nine Months Ended October 31,
	2015		2014		2015		2014
Basic weighted average common shares outstanding	7,290		7,290		7,273		7,238
Dilutive effect of equity compensation plans	77		—		—		99
Weighted average common shares outstanding assuming full dilution	7,367		7,290		7,273		7,337

Stock options not included in the computation of diluted earnings per share of common stock because the option exercise prices exceeded the average market prices of the common shares	753		346		743		257

Stock options with an exercise price below the average market price	—		421		10		510