Leases - Other Information Related to Leases (Details)	3 Months Ended	6 Months Ended
	Jun. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 1,239,312	$ 2,272,865
Operating cash flows from finance leases	4,391	8,970
Financing cash flows from finance leases	25,339	50,489
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	6,441,363	15,417,482
Finance leases	$ 0	$ 0
Weighted Average Remaining Lease Term
Operating leases	6 years 10 months 12 days	6 years 10 months 12 days
Finance leases	5 years	5 years
Weighted Average Discount Rate
Operating leases	6.18%	6.18%
Finance leases	3.00%	3.00%