Note 10 - Commitments and Contingencies (Details Textual) - USD ($)		Jun. 30, 2020	Dec. 31, 2019
Accrued Legal Contingencies, Current	[1]	$ 0	$ 10,100,000
Curran v. Freshpet, Inc. [Member]
Accrued Legal Contingencies, Current		10,100,000
Meldon v. Freshpet, Inc. [Member]
Accrued Legal Contingencies, Current		200,000
Meldon v. Freshpet, Inc. [Member] | Other Current Assets [Member]
Loss Contingency, Receivable, Ending Balance		$ 200,000

[1] See Note 10 for additional information.