Future Principal Payment Requirements on Outstanding Debt (Detail) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Debt, Fiscal Year Maturity
2017	$ 8,529,839
2018	117,798,927
2019	27,008,925
2020	12,631,805
2021	14,087,362
2022 and thereafter	221,357,842
Total payments	401,414,700
Debt issuance costs, net	(1,052,299)	$ (1,550,410)
Total	400,717,082	320,820,740
Fixed Rate Secured Debt
Debt, Fiscal Year Maturity
Premium on secured debt, net	1,758,054	2,069,847
Debt issuance costs, net	(2,455,672)	(2,605,542)
Total	$ 400,717,082	$ 310,820,740

Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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