ACQUISITION (Tables)

3 Months Ended

Mar. 31, 2014

Business Combinations [Abstract]

Pro forma financial information

		Three Months Ended March 31,
		2013		2014
Revenue, net	$	19,879		$	20,793
Net income (loss) attributable to Heska Corporation		(420	)		192
Basic earnings (loss) per share attributable to Heska Corporation	$	(0.08	)	$	0.03
Diluted earnings (loss) per share attributable to Heska Corporation		(0.08	)		0.03