CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenues [Abstract]
Revenue, net	$ 257,307	$ 253,739	$ 197,323
Cost of revenue	146,140	147,945	116,033
Gross profit	111,167	105,794	81,290
Operating expenses:
Selling and marketing	47,661	45,284	38,468
Research and development	19,753	6,982	8,772
General and administrative	64,051	54,521	42,242
Total operating expenses	131,465	106,787	89,482
Operating loss	(20,298)	(993)	(8,192)
Interest and other expense, net	1,536	2,448	5,601
Net loss before income taxes and equity in losses of unconsolidated affiliates	(21,834)	(3,441)	(13,793)
Income tax (benefit) expense:
Current income tax expense	1,288	891	1,780
Deferred income tax benefit	(4,698)	(4,464)	(1,541)
Total income tax (benefit) expense	(3,410)	(3,573)	239
Net (loss) income before equity in losses of unconsolidated affiliates	(18,424)	132	(14,032)
Equity in losses of unconsolidated affiliates	(1,465)	(1,280)	(720)
Net loss after equity in losses of unconsolidated affiliates	(19,889)	(1,148)	(14,752)
Net loss attributable to redeemable non-controlling interest	0	0	(353)
Net loss attributable to Heska Corporation	$ (19,889)	$ (1,148)	$ (14,399)
Earnings Per Share [Abstract]
Basic earnings per share attributable to Heska Corporation (in dollars per share)	$ (1.92)	$ (0.11)	$ (1.66)
Diluted earnings per share attributable to Heska Corporation (in dollars per share)	$ (1.92)	$ (0.11)	$ (1.66)
Weighted average outstanding shares used to compute basic loss per share attributable to Heska Corporation	10,343	10,015	8,653
Weighted average outstanding shares used to compute diluted loss per share attributable to Heska Corporation	10,343	10,015	8,653