XML 54 R46.htm IDEA: XBRL DOCUMENT v3.3.1.900
Supplemental Oil and Gas Information (Unaudited) (Details 4) - USD ($)
12 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2012
Exploration costs
Cumulative exploration costs      
Calcasieu Parish, Louisiana [Member]        
Exploration costs $ 200,575 $ 57,311 $ 143,264
Cumulative exploration costs $ 200,575 $ 57,311 $ 143,264