Long-term Debt - Schedule (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Total debt	$ 19,400,000	$ 20,200,000
Less: debt issuance costs	179,373	189,525
Less: current portion	3,200,000	3,200,000
Total long-term debt	16,020,627	16,810,475
Commercial Loan
Total debt	14,400,000	15,200,000
Revolving credit facility
Total debt	$ 5,000,000	$ 5,000,000

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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