DEFERRED POLICY ACQUISITION COSTS AND VALUE OF BUSINESS ACQUIRED (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Balances and changes in DAC
Balance, beginning of period	$ 2,720,604,000	$ 2,493,729,000
Capitalization of commissions, sales and issue expenses	293,672,000	345,885,000
Amortization	(194,517,000)	(112,117,000)
Change in unrealized investment gains and losses	(166,694,000)	(6,893,000)
Balance, end of period	2,653,065,000	2,720,604,000
Balances and changes in VOBA
Balance, beginning of period	756,018,000	731,627,000
Acquisitions		49,643,000
Amortization	(113,803,000)	(42,543,000)
Change in unrealized gains and losses	(140,234,000)	17,291,000
Balance, end of period	501,981,000	756,018,000
MONY
Balances and changes in VOBA
Acquisitions	205,700,000
Amount ceded to reinsurers	$ 156,100,000