Leases - Narrative (Details)	3 Months Ended
	Mar. 31, 2019 USD ($) ft²
Lessee, Lease, Description [Line Items]
Operating lease liabilities | $	$ 3,016,794
Operating lease Right of use assets | $	$ 3,005,792
Grapevine, Texas
Lessee, Lease, Description [Line Items]
Facility sqft.	51,000
Hackensack, New Jersey
Lessee, Lease, Description [Line Items]
Facility sqft.	4,100
Lease Facility One | Wixom, Michigan
Lessee, Lease, Description [Line Items]
Facility sqft.	51,000
Lease Facility One | Greer, South Carolina
Lessee, Lease, Description [Line Items]
Facility sqft.	57,000
Lease Facility Two | Wixom, Michigan
Lessee, Lease, Description [Line Items]
Facility sqft.	17,500
Lease Facility Two | Greer, South Carolina
Lessee, Lease, Description [Line Items]
Facility sqft.	1,408
Minimum
Lessee, Lease, Description [Line Items]
Lease Term	1 month
Maximum
Lessee, Lease, Description [Line Items]
Lease Term	7 years