Earnings per Share - Reconciliation (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Numerator:
Net income	$ 9,553	$ 4,678	$ 19,334	$ 7,838
Less: net income attributable to non-controlling interests	85	46	167	75
Net income attributable to PetIQ, Inc.	$ 9,468	$ 4,632	$ 19,167	$ 7,763
Denominator:
Weighted-average shares of Class A common stock outstanding -- basic (in shares)	29,136	29,283	29,083	29,223
Dilutive effect of conversion of Notes (in shares)	0	0	0	0
Weighted-average shares of Class A common stock outstanding - diluted (in shares)	29,373	29,329	29,218	29,304
Earnings Per Share
Income per share of Class A common stock - basic (in dollars per share)	$ 0.32	$ 0.16	$ 0.66	$ 0.27
Income per share of Class A common stock - diluted (in dollars per share)	$ 0.32	$ 0.16	$ 0.66	$ 0.26
Stock options
Denominator:
Dilutive impact of share-based payment awards (in shares)	237	46	135	81