Contractual Commitments and Contingencies - Narrative (Details) $ in Millions				1 Months Ended		3 Months Ended		9 Months Ended		12 Months Ended
	May 15, 2019 shareholder	Jan. 16, 2019 lawsuit	Jan. 20, 2017 USD ($) former_employee	Jan. 31, 2019	May 31, 2018 former_employee	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)	Dec. 31, 2019 USD ($) former_employee	Dec. 06, 2018 lawsuit	Dec. 31, 2017 USD ($)
Loss Contingencies [Line Items]
Rent expense						$ 0.3	$ 0.4	$ 1.1	$ 1.1
Estimated litigation liability						$ 14.8		$ 14.8
Shareholder Derivative Suits
Loss Contingencies [Line Items]
Number of shareholder derivative actions | lawsuit											3
Nix and Damiano v. Evans, et al.
Loss Contingencies [Line Items]
Number of shareholders | shareholder	2
Securities Class Action
Loss Contingencies [Line Items]
Number of class actions | lawsuit		2
Department of Veterans' Affairs Office of the Inspector General's Investigation
Loss Contingencies [Line Items]
Number of former VA employees | former_employee					3
Prosecution deferral period				18 months
Kruchoski et. al. v. Mimedx Group, Inc.
Loss Contingencies [Line Items]
Litigation settlement			$ 6.5
Number of former employees | former_employee			2
Standby Letters of Credit
Loss Contingencies [Line Items]
Standby letters of credit												$ 0.1
Minimum
Loss Contingencies [Line Items]
Lease expiration period						3 years		3 years
Maximum
Loss Contingencies [Line Items]
Lease expiration period						3 years 6 months		3 years 6 months
Subsequent Event | SEC Investigation
Loss Contingencies [Line Items]
Litigation settlement										$ 1.5
Subsequent Event | Department of Veterans' Affairs Office of the Inspector General's Investigation
Loss Contingencies [Line Items]
Number of former VA employees who completed pretrial diversion program | former_employee										2