MORTGAGE LOANS (Details 2) - Commercial mortgage loans	1 Months Ended	2 Months Ended	3 Months Ended
	Jan. 31, 2015 USD ($)	Mar. 31, 2015 USD ($)	Mar. 31, 2016 USD ($) category	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Mortgage loans
Number of loan categories | category			2
Maximum
Mortgage loans
Loan-to-value ratio with participating interest (as a percent)				85.00%
Successor
Mortgage loans
Mortgage loans having participation feature				$ 474,500,000	$ 449,200,000
Income recognized on participating mortgage loans		$ 1,800,000	$ 6,800,000
Nonperforming mortgage loans, foreclosed properties and restructured loans to invested assets				$ 3,500,000
Nonperforming mortgage loans, foreclosed properties and restructured loans to invested assets (as a percent)				0.01%
Financing receivable not subject to pooling and servicing agreement, non performing or restructured amount				$ 3,500,000
Loans subject to a pooling and servicing agreement which are either nonperforming or restructured				0
Allowance for mortgage loan credit losses	$ 0	0	0	$ 1,900,000	$ 0
Change in the allowance for credit losses
Beginning balance		0	0
Charge offs		(2,561,000)	0
Recoveries		(638,000)	0
Provision		3,199,000	1,900,000
Ending balance	0	0	$ 1,900,000
Predecessor
Mortgage loans
Income recognized on participating mortgage loans	100,000
Allowance for mortgage loan credit losses	5,720,000	2,500,000
Change in the allowance for credit losses
Beginning balance	5,720,000	$ 2,500,000
Charge offs	(861,000)
Recoveries	(2,359,000)
Provision	0
Ending balance	$ 2,500,000