CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Preferred Stock	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2021		0	10,712
Beginning balance at Dec. 31, 2021	$ 435,854	$ 0	$ 107	$ 579,354	$ 5,037	$ (148,644)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss attributable to Heska Corporation	(9,986)
Issuance of common stock, net of shares withheld for employee taxes (in shares)			74
Issuance of common stock, net of forfeitures and shares withheld for employee taxes	(3,200)		$ 1	(3,201)
Stock-based compensation	5,110			5,110
Equity contingent consideration	3,860			3,860
Other comprehensive income (loss)	(3,043)				(3,043)
Ending balance (in shares) at Mar. 31, 2022		0	10,786
Ending balance at Mar. 31, 2022	428,595	$ 0	$ 108	585,123	1,994	(158,630)
Beginning balance (in shares) at Dec. 31, 2022		0	10,830
Beginning balance at Dec. 31, 2022	422,208	$ 0	$ 108	597,139	(6,506)	(168,533)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss attributable to Heska Corporation	(10,125)					(10,125)
Issuance of common stock, net of shares withheld for employee taxes (in shares)			86
Issuance of common stock, net of forfeitures and shares withheld for employee taxes	(89)			(90)
Stock-based compensation	3,077			3,077
Other comprehensive income (loss)	2,600				2,600
Ending balance (in shares) at Mar. 31, 2023		0	10,916
Ending balance at Mar. 31, 2023	$ 417,671	$ 0	$ 109	$ 600,126	$ (3,906)	$ (178,658)