Condensed Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Statement [Abstract]
Net Income (loss)	$ 1,599us-gaap_ProfitLoss	$ (939)us-gaap_ProfitLoss	$ 1,203us-gaap_ProfitLoss
Other comprehensive income (expense):
Minimum pension liability		182	(20)
Foreign currency translation	(300)	72	74
Unrealized gain (loss) on available for sale investments	3us-gaap_UnrealizedGainLossOnInvestments	30us-gaap_UnrealizedGainLossOnInvestments
Comprehensive income (loss)	1,302us-gaap_ComprehensiveIncomeNetOfTax	(655)us-gaap_ComprehensiveIncomeNetOfTax	1,257us-gaap_ComprehensiveIncomeNetOfTax
Comprehensive income (loss) attributable to Non-controlling interest	(1,004)	257
Comprehensive income (loss) attributable to Heska Corporation	$ 2,306	$ (912)	$ 1,257

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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