Principal Business Activity and Significant Accounting Policies - PPNE - PetIQ, LLC and Subsidiaries (Details) - Pet, LLC and Subsidiaries (the "Company") - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Property, Plant, and Equipment
Depreciation expense	$ 575	$ 499	$ 1,111	$ 975
Computer equipment and software
Property, Plant, and Equipment
Estimated useful life			3 years
Buildings
Property, Plant, and Equipment
Estimated useful life			33 years
Equipment | Minimum
Property, Plant, and Equipment
Estimated useful life			3 years
Equipment | Maximum
Property, Plant, and Equipment
Estimated useful life			15 years
Leasehold improvements | Minimum
Property, Plant, and Equipment
Estimated useful life			3 years
Leasehold improvements | Maximum
Property, Plant, and Equipment
Estimated useful life			9 years
Furniture and fixtures | Minimum
Property, Plant, and Equipment
Estimated useful life			8 years
Furniture and fixtures | Maximum
Property, Plant, and Equipment
Estimated useful life			10 years