RESTRICTED CASH (Narrative) (Details)					12 Months Ended
	Nov. 22, 2015 USD ($)	Apr. 20, 2015 USD ($) $ / shares	Dec. 02, 2014 USD ($) $ / shares	Nov. 22, 2014 USD ($) $ / shares	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)
Restricted Cash and Cash Equivalents Items [Line Items]
Payment to invest in each certificate of deposit to secure a letter to the US EPA for one of the Company's wells					$ 61,720	$ 104,271
Certificate of Deposit One [Member]
Restricted Cash and Cash Equivalents Items [Line Items]
Deposit investment term (in Duration)	12 months			12 months
Payment to invest in each certificate of deposit to secure a letter to the US EPA for one of the Company's wells	$ 25,201			$ 25,125
Deposit investment, maturity date (in Date)	Nov. 22, 2016			Nov. 22, 2015
Deposit investment, interest rate (in Percent)	0.30%			0.30%
Short-term deposit investment, interest earned					57	57
Short-term deposit investment, amount of EPA letter secured by restricted deposit investment				$ 23,595
Number of wells covered under EPA Letter Certificate of Deposit | $ / shares				1
Certificates of Deposit Two and Three [Member]
Restricted Cash and Cash Equivalents Items [Line Items]
Number of certificates of deposit invested in (in Integer) | $ / shares			2
Deposit investment term (in Duration)			12 months
Payment to invest in each certificate of deposit to secure a letter to the US EPA for one of the Company's wells			$ 18,000
Deposit investment, maturity date (in Date)			Dec. 02, 2015
Deposit investment, interest rate (in Percent)			0.30%
Short-term deposit investment, interest earned					81	81
Short-term deposit investment, amount of EPA letter secured by restricted deposit investment			$ 18,000
Number of EPA letters secured (in Integer) | $ / shares			2
Number of wells covered under EPA Letter Certificate of Deposit | $ / shares			2
Certificate of Deposit Four [Member]
Restricted Cash and Cash Equivalents Items [Line Items]
Deposit investment term (in Duration)		36 months
Payment to invest in each certificate of deposit to secure a letter to the US EPA for one of the Company's wells		$ 68,000
Deposit investment, maturity date (in Date)		Apr. 20, 2018
Deposit investment, interest rate (in Percent)		0.60%
Short-term deposit investment, interest earned					$ 410	$ 102
Short-term deposit investment, amount of EPA letter secured by restricted deposit investment		$ 68,000
Number of wells covered under EPA Letter Certificate of Deposit | $ / shares		4