REINSURANCE AND FINANCING TRANSACTIONS (Details) - USD ($)		3 Months Ended
	Jan. 15, 2016	Mar. 31, 2016
Debt Instrument [Line Items]
Increase in total assets		$ 2,800,000,000
Increase in total liabilities		2,800,000,000
Increase in assets resulting from reinsurance transaction		600,000,000
Increase in value of business acquired		280,000,000
Increase in assets associated with financing activities		2,200,000,000
Increase in liabilities associated with financing activities		$ 2,200,000,000
Financing Arrangement with Golden Gate and Syndicate if Risk Takers
Debt Instrument [Line Items]
Term of financing agreement	18 years
Financing capacity under the arrangement	$ 2,188,000,000.000
Golden Gate
Debt Instrument [Line Items]
Extraordinary dividend	300,000,000
Golden Gate | Non-recourse Funding Obligations Series
Debt Instrument [Line Items]
Outstanding non-recourse funding obligations	800,000,000
Golden Gate | Surplus Notes | Steel City Notes
Debt Instrument [Line Items]
Amount of debt issued	2,188,000,000.000
Steel City | Surplus Notes | Golden Gate Surplus Notes
Debt Instrument [Line Items]
Amount of debt issued	$ 2,188,000,000.000