Note 7 - Loan Payable - Principal Repayments (Details)	Mar. 31, 2018 USD ($)
Remainder of 2018	$ 13,717,390
2019	18,289,853
2020	18,103,004
2021	17,542,457
2022	4,867,757
Thereafter	660,714
	$ 73,181,175

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

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