Non-Controlling Interests (Details) - shares shares in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019	Dec. 31, 2018
Common Stock, Shares, Outstanding, Beginning Balance	23,554	21,620	21,620
Stock based compensation adjustments	61		140
Exchange transactions	703		1,794
Common Stock, Shares, Outstanding, Ending Balance	24,318		23,554
Continuing LLC Owners
Common Stock, Shares, Outstanding, Beginning Balance	4,752	6,547	6,547
Exchange transactions	(703)		(1,794)
Common Stock, Shares, Outstanding, Ending Balance	4,049		4,752
Amended Holdco LLC Agreement
Common Stock, Shares, Outstanding, Beginning Balance	28,306	28,167	28,167
Stock based compensation adjustments	61		140
Common Stock, Shares, Outstanding, Ending Balance	28,367		28,306
Holdco
Weighted average ownership percentage in Holdco	83.70%	77.40%
Continuing LLC Owners
Ownership interest by continuing LLC owners	14.30%		16.80%	23.20%
PetIQ
Ownership interest in Holdco	85.70%		83.20%	76.80%