ACQUISITION (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Feb. 24, 2013 Cuattro Veterinary USA, LLC
Interest acquired in combination		54.60%
Cost of business acquisition in cash and stock		$ 7,600
Minimum cash paid for acquisition		4,000
Following acquisition, former Cuattro Vet unit holders retained Public Common Stock		7.20%
Remaining minority position of Cuattro Vet subject to purchase		45.40%
Shawna M. Wilson		29.75%
Clint Roth, DVM		8.39%
Steven M. Asakowicz		4.09%
Rodney A. Lippincott		3.07%
Kevin S. Wilson		0.50%
Heska Imaging charges from Cuattro, LLC	7,300
Heska Imaging charges from Heska Corp.	2,900
Cuattro, LLC charges, net from Heska Corp.	162
Heska Imaging Note Receivable from Cuattro Vet, LLC	1,500
Heska Imaging accounts receivable from Cuattro Software, LLC	880
Heska Corp. accounts receivable from Cuattro, LLC	28
Heska Imaging accounts payable to Cuattro, LLC	706
Heska Corp. accounts receivable from Heska Imaging	$ 5,100