DEFERRED POLICY ACQUISITION COSTS AND VALUE OF BUSINESS ACQUIRED (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Balances and changes in DAC
Balance, beginning of period	$ 2,493,729,000	$ 2,345,458,000
Capitalization of commissions, sales and issue expenses	345,885,000	311,959,000
Amortization	(112,117,000)	(105,447,000)
Change in unrealized investment gains and losses	(6,894,000)	(58,241,000)
Balance, end of period	2,720,603,000	2,493,729,000
Balances and changes in VOBA
Balance, beginning of period	731,627,000	877,763,000
Acquisitions	63,627,000
Amortization	(42,543,000)	(86,736,000)
Change in unrealized gains and losses	17,291,000	(59,400,000)
Balance, end of period	770,002,000	731,627,000
Expected amortization of VOBA for the next five years
2014	79,248,000
2015	74,663,000
2016	70,235,000
2017	66,720,000
2018	63,153,000
MONY
Balances and changes in VOBA
Acquisitions	219,800,000
Amount ceded to reinsurers	$ 156,100,000