EQUITY METHOD INVESTMENTS (Details 2) - Natural Resources - USD ($) $ in Thousands	4 Months Ended	5 Months Ended	9 Months Ended
	Apr. 30, 2014	Sep. 30, 2014	Sep. 30, 2015
Successor Company
Schedule of Equity Method Investments [Line Items]
Revenues		$ 0	$ 227,322
Expenses		0	233,005
Net income (loss)		$ 0	$ 33,236
Predecessor Company
Schedule of Equity Method Investments [Line Items]
Revenues	$ 0
Expenses	0
Net income (loss)	$ 0