GOODWILL AND OTHER INTANGIBLE ASSETS - Other Intangible Assets (Details) - USD ($)	3 Months Ended		6 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016	Sep. 30, 2016
Other intangible assets, net	$ 3,626,812		$ 3,626,812		$ 3,759,311
Amortization expense related to finite-lived intangible assets	100,000	$ 100,000	100,000	$ 200,000
Customer relationships
Other intangible assets, net	253,543		253,543		386,042
Accumulated amortization	1,900,000		$ 1,900,000		1,700,000
Amortization period			8 years
Trademarks and tradenames
Other intangible assets, net	$ 3,373,269		$ 3,373,269		$ 3,373,269