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INVESTMENTS IN EQUITY INVESTEES (Tables)
9 Months Ended
Jun. 30, 2014
Investments, All Other Investments [Abstract]  
Schedule of Equity Method Investments
Equity Method Investments
(Thousands)
June 30,
2014
September 30,
2013
Steckman Ridge
$
128,255

$
129,707

Iroquois
24,257

23,084

Total
$
152,512

$
152,791