Fair Value Measurements - Summary of Securities Available for Sale at Fair Value (Details) - USD ($)	Mar. 31, 2016	Sep. 30, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	$ 68,646,996	$ 54,541,237
Fair Value Measurements [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	68,646,996	54,541,237
Fair Value Measurements [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	0	0
Fair Value Measurements [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	0	0
Fair Value Measurements [Member] | Preferred Stock [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	13,743,635	14,961,994
Fair Value Measurements [Member] | Preferred Stock [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	13,743,635	14,961,994
Fair Value Measurements [Member] | Preferred Stock [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	0	0
Fair Value Measurements [Member] | Preferred Stock [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	0	0
Fair Value Measurements [Member] | Common Stock [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	54,897,272	39,572,574
Fair Value Measurements [Member] | Common Stock [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	54,897,272	39,572,574
Fair Value Measurements [Member] | Common Stock [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	0	0
Fair Value Measurements [Member] | Common Stock [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	0	0
Fair Value Measurements [Member] | Mortgage Backed Securities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	6,089	6,669
Fair Value Measurements [Member] | Mortgage Backed Securities [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	6,089	6,669
Fair Value Measurements [Member] | Mortgage Backed Securities [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	0	0
Fair Value Measurements [Member] | Mortgage Backed Securities [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities Available for Sale at Fair Value	$ 0	$ 0