FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 4) - Successor Company $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) $ / shares $ / barrel	Dec. 31, 2014 USD ($) $ / shares $ / barrel
Minimum
Valuation techniques used for assets, measured at fair value
Weight ascribed to each valuation technique	0.00%	0.00%
Maximum
Valuation techniques used for assets, measured at fair value
Weight ascribed to each valuation technique	100.00%	100.00%
Significant Unobservable Inputs (Level 3) | Collateralized loan obligation secured notes
Valuation techniques used for assets, measured at fair value
Liabilities, fair value (in dollars)		$ 5,501,099
Significant Unobservable Inputs (Level 3) | Corporate Debt Securities
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	$ 194,986	317,034
Significant Unobservable Inputs (Level 3) | Residential Mortgage- Backed Securities
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	49,621	55,184
Significant Unobservable Inputs (Level 3) | Corporate loans, at estimated fair value
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	298,734	347,077
Significant Unobservable Inputs (Level 3) | Equity Investments, at Estimated Fair Value
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	$ 146,648	$ 81,719
Significant Unobservable Inputs (Level 3) | Equity Investments, at Estimated Fair Value | Minimum
Valuation techniques used for assets, measured at fair value
Illiquidity discount	5.00%	5.00%
Significant Unobservable Inputs (Level 3) | Interests in Joint Ventures and Partnerships
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	$ 888,408	$ 718,772
Significant Unobservable Inputs (Level 3) | Foreign Exchange Options, Net
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	2,887
Significant Unobservable Inputs (Level 3) | Options
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	$ 95	$ 5,212
Significant Unobservable Inputs (Level 3) | Yield analysis | Weighted Average | Collateralized loan obligation secured notes
Valuation techniques used for assets, measured at fair value
Discount margin		2.55%
Significant Unobservable Inputs (Level 3) | Yield analysis | Minimum | Collateralized loan obligation secured notes
Valuation techniques used for assets, measured at fair value
Discount margin		0.95%
Significant Unobservable Inputs (Level 3) | Yield analysis | Maximum | Collateralized loan obligation secured notes
Valuation techniques used for assets, measured at fair value
Discount margin		10.00%
Significant Unobservable Inputs (Level 3) | Yield analysis | Corporate Debt Securities | Weighted Average
Valuation techniques used for assets, measured at fair value
Yield	23.00%	17.00%
Net leverage	10	6
EBITDA multiple	7	7
Discount margin	7.50%	9.05%
Significant Unobservable Inputs (Level 3) | Yield analysis | Corporate Debt Securities | Minimum
Valuation techniques used for assets, measured at fair value
Yield	6.00%	3.00%
Net leverage	10	5
EBITDA multiple	7	4
Discount margin	7.50%	6.25%
Significant Unobservable Inputs (Level 3) | Yield analysis | Corporate Debt Securities | Maximum
Valuation techniques used for assets, measured at fair value
Yield	31.00%	19.00%
Net leverage	12	12
EBITDA multiple	10	11
Discount margin	7.50%	11.00%
Significant Unobservable Inputs (Level 3) | Yield analysis | Corporate loans, at estimated fair value | Weighted Average
Valuation techniques used for assets, measured at fair value
Yield	11.00%	12.00%
Net leverage	7	6
EBITDA multiple	9	9
Significant Unobservable Inputs (Level 3) | Yield analysis | Corporate loans, at estimated fair value | Minimum
Valuation techniques used for assets, measured at fair value
Yield	3.00%	3.00%
Net leverage	1	1
EBITDA multiple	6	5
Significant Unobservable Inputs (Level 3) | Yield analysis | Corporate loans, at estimated fair value | Maximum
Valuation techniques used for assets, measured at fair value
Yield	18.00%	21.00%
Net leverage	19	13
EBITDA multiple	15	12
Significant Unobservable Inputs (Level 3) | Yield analysis | Interests in Joint Ventures and Partnerships
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	$ 17,500
Significant Unobservable Inputs (Level 3) | Yield analysis | Interests in Joint Ventures and Partnerships | Weighted Average
Valuation techniques used for assets, measured at fair value
Yield	16.00%
Net leverage	2
EBITDA multiple	8
Significant Unobservable Inputs (Level 3) | Yield analysis | Interests in Joint Ventures and Partnerships | Minimum
Valuation techniques used for assets, measured at fair value
Yield	16.00%
Net leverage	2
EBITDA multiple	8
Significant Unobservable Inputs (Level 3) | Yield analysis | Interests in Joint Ventures and Partnerships | Maximum
Valuation techniques used for assets, measured at fair value
Yield
Net leverage	2
EBITDA multiple	8
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Weighted Average | Collateralized loan obligation secured notes
Valuation techniques used for assets, measured at fair value
Probability of default		3.00%
Loss severity		32.00%
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Minimum | Collateralized loan obligation secured notes
Valuation techniques used for assets, measured at fair value
Probability of default		2.00%
Loss severity		30.00%
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Maximum | Collateralized loan obligation secured notes
Valuation techniques used for assets, measured at fair value
Probability of default		3.00%
Loss severity		37.00%
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Residential Mortgage- Backed Securities | Weighted Average
Valuation techniques used for assets, measured at fair value
Probability of default	1.00%	8.00%
Loss severity	40.00%	26.00%
Constant prepayment rate	15.00%	12.00%
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Residential Mortgage- Backed Securities | Minimum
Valuation techniques used for assets, measured at fair value
Probability of default	0.00%	0.00%
Loss severity	35.00%	12.00%
Constant prepayment rate	12.00%	4.00%
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Residential Mortgage- Backed Securities | Maximum
Valuation techniques used for assets, measured at fair value
Probability of default	3.00%	21.00%
Loss severity	45.00%	45.00%
Constant prepayment rate	18.00%	19.00%
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Equity Investments, at Estimated Fair Value
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)		$ 9,500
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Equity Investments, at Estimated Fair Value | Weighted Average
Valuation techniques used for assets, measured at fair value
Weighted average cost of capital	9.00%	13.00%
LTM EBITDA exit multiple	8	8
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Equity Investments, at Estimated Fair Value | Minimum
Valuation techniques used for assets, measured at fair value
Weighted average cost of capital	7.00%	9.00%
LTM EBITDA exit multiple	0	5
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Equity Investments, at Estimated Fair Value | Maximum
Valuation techniques used for assets, measured at fair value
Weighted average cost of capital	14.00%	16.00%
LTM EBITDA exit multiple	9	10
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Interests in Joint Ventures and Partnerships
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	$ 164,400	$ 207,600
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Interests in Joint Ventures and Partnerships | Weighted Average
Valuation techniques used for assets, measured at fair value
Weighted average cost of capital	8.00%	12.00%
Average Price Per B O E | $ / barrel	20.61	30.16
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Interests in Joint Ventures and Partnerships | Minimum
Valuation techniques used for assets, measured at fair value
Weighted average cost of capital	6.00%	7.00%
Average Price Per B O E | $ / barrel	14.33	21.46
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Interests in Joint Ventures and Partnerships | Maximum
Valuation techniques used for assets, measured at fair value
Weighted average cost of capital	20.00%	20.00%
Average Price Per B O E | $ / barrel	23.22	35.67
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Options | Weighted Average
Valuation techniques used for assets, measured at fair value
Weighted average cost of capital	14.00%	14.00%
LTM EBITDA exit multiple	8	11
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Options | Minimum
Valuation techniques used for assets, measured at fair value
Weighted average cost of capital	14.00%	14.00%
LTM EBITDA exit multiple	8	11
Significant Unobservable Inputs (Level 3) | Discounted cash flows | Options | Maximum
Valuation techniques used for assets, measured at fair value
Weighted average cost of capital	14.00%	14.00%
LTM EBITDA exit multiple	8	11
Significant Unobservable Inputs (Level 3) | Inputs to market comparables, discounted cash flow and broker quotes | Equity Investments, at Estimated Fair Value | Weighted Average
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables	52.00%
Weight ascribed to discounted cash flows	42.00%
Weight ascribed to broker quotes	6.00%
Illiquidity discount	11.00%
Significant Unobservable Inputs (Level 3) | Inputs to market comparables, discounted cash flow and broker quotes | Equity Investments, at Estimated Fair Value | Minimum
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables	0.00%
Weight ascribed to discounted cash flows	0.00%
Weight ascribed to broker quotes	0.00%
Illiquidity discount	0.00%
Significant Unobservable Inputs (Level 3) | Inputs to market comparables, discounted cash flow and broker quotes | Equity Investments, at Estimated Fair Value | Maximum
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables	100.00%
Weight ascribed to discounted cash flows	100.00%
Weight ascribed to broker quotes	100.00%
Illiquidity discount	15.00%
Significant Unobservable Inputs (Level 3) | Broker quotes | Corporate Debt Securities | Weighted Average
Valuation techniques used for assets, measured at fair value
Offered quotes (in dollars per share) | $ / shares		$ 101
Significant Unobservable Inputs (Level 3) | Broker quotes | Corporate Debt Securities | Minimum
Valuation techniques used for assets, measured at fair value
Offered quotes (in dollars per share) | $ / shares		101
Significant Unobservable Inputs (Level 3) | Broker quotes | Corporate Debt Securities | Maximum
Valuation techniques used for assets, measured at fair value
Offered quotes (in dollars per share) | $ / shares		$ 101
Significant Unobservable Inputs (Level 3) | Broker quotes | Equity Investments, at Estimated Fair Value
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	$ 6,400
Significant Unobservable Inputs (Level 3) | Broker quotes | Equity Investments, at Estimated Fair Value | Weighted Average
Valuation techniques used for assets, measured at fair value
Offered quotes (in dollars per share) | $ / shares	$ 4
Significant Unobservable Inputs (Level 3) | Broker quotes | Equity Investments, at Estimated Fair Value | Minimum
Valuation techniques used for assets, measured at fair value
Offered quotes (in dollars per share) | $ / shares	0
Significant Unobservable Inputs (Level 3) | Broker quotes | Equity Investments, at Estimated Fair Value | Maximum
Valuation techniques used for assets, measured at fair value
Offered quotes (in dollars per share) | $ / shares	$ 5
Significant Unobservable Inputs (Level 3) | Market comparables | Equity Investments, at Estimated Fair Value
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	$ 11,300	$ 67,400
Significant Unobservable Inputs (Level 3) | Market comparables | Equity Investments, at Estimated Fair Value | Weighted Average
Valuation techniques used for assets, measured at fair value
LTM EBITDA multiple	8	4
Forward EBITDA multiple	8	7
Significant Unobservable Inputs (Level 3) | Market comparables | Equity Investments, at Estimated Fair Value | Minimum
Valuation techniques used for assets, measured at fair value
LTM EBITDA multiple	4	1
Forward EBITDA multiple	3	4
Significant Unobservable Inputs (Level 3) | Market comparables | Equity Investments, at Estimated Fair Value | Maximum
Valuation techniques used for assets, measured at fair value
LTM EBITDA multiple	13	12
Forward EBITDA multiple	11	11
Significant Unobservable Inputs (Level 3) | Market comparables | Interests in Joint Ventures and Partnerships
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	$ 98,900	$ 20,400
Significant Unobservable Inputs (Level 3) | Market comparables | Interests in Joint Ventures and Partnerships | Weighted Average
Valuation techniques used for assets, measured at fair value
LTM EBITDA multiple	5	11
Control Premium		15.00%
LTM EBITDA multiple		7.00%
Significant Unobservable Inputs (Level 3) | Market comparables | Interests in Joint Ventures and Partnerships | Minimum
Valuation techniques used for assets, measured at fair value
LTM EBITDA multiple	1	10
Control Premium		15.00%
LTM EBITDA multiple		4.00%
Significant Unobservable Inputs (Level 3) | Market comparables | Interests in Joint Ventures and Partnerships | Maximum
Valuation techniques used for assets, measured at fair value
LTM EBITDA multiple	9	13
Control Premium		15.00%
LTM EBITDA multiple		15.00%
Significant Unobservable Inputs (Level 3) | Market comparables | Options | Weighted Average
Valuation techniques used for assets, measured at fair value
LTM EBITDA multiple	9	9
Forward EBITDA multiple	8
Significant Unobservable Inputs (Level 3) | Market comparables | Options | Minimum
Valuation techniques used for assets, measured at fair value
LTM EBITDA multiple	9	9
Forward EBITDA multiple	8
Significant Unobservable Inputs (Level 3) | Market comparables | Options | Maximum
Valuation techniques used for assets, measured at fair value
LTM EBITDA multiple	9	9
Forward EBITDA multiple	8
Significant Unobservable Inputs (Level 3) | Inputs to both market comparables and discounted cash flow | Equity Investments, at Estimated Fair Value | Weighted Average
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables		97.00%
Weight ascribed to discounted cash flows		83.00%
Significant Unobservable Inputs (Level 3) | Inputs to both market comparables and discounted cash flow | Equity Investments, at Estimated Fair Value | Minimum
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables		0.00%
Weight ascribed to discounted cash flows		0.00%
Significant Unobservable Inputs (Level 3) | Inputs to both market comparables and discounted cash flow | Equity Investments, at Estimated Fair Value | Maximum
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables		100.00%
Weight ascribed to discounted cash flows		100.00%
Significant Unobservable Inputs (Level 3) | Inputs to both market comparables and discounted cash flow | Interests in Joint Ventures and Partnerships | Weighted Average
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables	43.00%	54.00%
Weight ascribed to discounted cash flows	57.00%	79.00%
Significant Unobservable Inputs (Level 3) | Inputs to both market comparables and discounted cash flow | Interests in Joint Ventures and Partnerships | Minimum
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables	0.00%	0.00%
Weight ascribed to discounted cash flows	0.00%	0.00%
Significant Unobservable Inputs (Level 3) | Inputs to both market comparables and discounted cash flow | Interests in Joint Ventures and Partnerships | Maximum
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables	100.00%	100.00%
Weight ascribed to discounted cash flows	100.00%	100.00%
Significant Unobservable Inputs (Level 3) | Inputs to both market comparables and discounted cash flow | Options
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables	50.00%	50.00%
Weight ascribed to discounted cash flows	50.00%	50.00%
Significant Unobservable Inputs (Level 3) | Inputs to both market comparables and discounted cash flow | Options | Weighted Average
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables	50.00%	50.00%
Weight ascribed to discounted cash flows	50.00%	50.00%
Illiquidity discount	10.00%
Significant Unobservable Inputs (Level 3) | Inputs to both market comparables and discounted cash flow | Options | Minimum
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables	50.00%	50.00%
Weight ascribed to discounted cash flows	50.00%	50.00%
Illiquidity discount	10.00%
Significant Unobservable Inputs (Level 3) | Inputs to both market comparables and discounted cash flow | Options | Maximum
Valuation techniques used for assets, measured at fair value
Weight ascribed to market comparables	50.00%	50.00%
Weight ascribed to discounted cash flows	50.00%	50.00%
Illiquidity discount	10.00%
Significant Unobservable Inputs (Level 3) | Option pricing model | Foreign Exchange Options, Net | Weighted Average
Valuation techniques used for assets, measured at fair value
Forward and spot rates	11,500
Significant Unobservable Inputs (Level 3) | Option pricing model | Foreign Exchange Options, Net | Minimum
Valuation techniques used for assets, measured at fair value
Forward and spot rates	6
Significant Unobservable Inputs (Level 3) | Option pricing model | Foreign Exchange Options, Net | Maximum
Valuation techniques used for assets, measured at fair value
Forward and spot rates	14,000
Crude Oil
Valuation techniques used for assets, measured at fair value
Percentage of share in total revenue	25.00%	23.00%
Natural Gas
Valuation techniques used for assets, measured at fair value
Percentage of share in total revenue	75.00%	77.00%
Natural Resources
Valuation techniques used for assets, measured at fair value
Assets, fair value (in dollars)	$ 114,100	$ 176,400