Other Investments - Summarized Financial Information of Walden Woods and Cypress Creek (Detail) - Walden Woods and Cypress Creek [Member] - USD ($)	Sep. 30, 2016	Sep. 30, 2015
Schedule of Equity Method Investments [Line Items]
Total Assets	$ 3,747,081	$ 13,273,488
Total Liabilities	5,902,402	17,101,517
Total Deficit	$ (2,155,321)	$ (3,828,029)