FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 4) (USD $)	2 Months Ended	1 Months Ended	3 Months Ended
	Mar. 31, 2015	Jan. 31, 2015	Mar. 31, 2014	Dec. 31, 2014	Dec. 31, 2013
Transfers
Securities transferred into Level 3	$ 0
Securities transferred into Level 2 from Level 3	20,100,000
Securities transferred from Level 2 to Level 1	90,400,000
Securities transferred out of Level 1	0
Predecessor
Transfers
Securities transferred into Level 3		43,200,000	29,700,000
Securities transferred out of Level 3 to Level 2		0	16,200,000
Securities transferred from Level 2 to Level 1		0	0
Securities transferred out of Level 1		0	0
Level 3
Assets:
Beginning Balance	2,240,077,000
Total Realized and Unrealized Gains Included in Earnings	19,079,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income	11,618,000
Total Realized and Unrealized Losses Included in Earnings	(94,000)
Total Realized and Unrealized Losses Included in Other Comprehensive Income	(3,568,000)
Purchases	22,000,000
Sales	(47,333,000)
Transfers in and/or out of Level 3	(20,050,000)
Other	(2,425,000)
Ending Balance	2,219,304,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date	12,693,000
Liabilities:
Beginning Balance	628,397,000
Total Realized and Unrealized Gains Included in Earnings	64,891,000
Total Realized and Unrealized Losses Included in Earnings	(13,134,000)
Issuances	14,000
Settlements	1,817,000
Ending Balance	(574,837,000)
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date	(52,389,000)
Level 3 | Annuity account
Liabilities:
Beginning Balance	98,279,000
Total Realized and Unrealized Losses Included in Earnings	(632,000)
Issuances	14,000
Settlements	1,817,000
Ending Balance	97,108,000
Level 3 | Other liabilities.
Liabilities:
Beginning Balance	530,118,000
Total Realized and Unrealized Gains Included in Earnings	64,891,000
Total Realized and Unrealized Losses Included in Earnings	(12,502,000)
Ending Balance	477,729,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date	52,389,000
Level 3 | Total investments
Assets:
Beginning Balance	2,240,077,000
Total Realized and Unrealized Gains Included in Earnings	19,079,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income	11,618,000
Total Realized and Unrealized Losses Included in Earnings	(94,000)
Total Realized and Unrealized Losses Included in Other Comprehensive Income	(3,568,000)
Purchases	22,000,000
Sales	(47,333,000)
Transfers in and/or out of Level 3	(20,050,000)
Other	(2,425,000)
Ending Balance	2,219,304,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date	12,693,000
Level 3 | Fixed maturities:
Assets:
Beginning Balance	2,109,186,000
Total Realized and Unrealized Gains Included in Earnings	4,029,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income	11,618,000
Total Realized and Unrealized Losses Included in Earnings	(66,000)
Total Realized and Unrealized Losses Included in Other Comprehensive Income	(3,568,000)
Purchases	22,000,000
Sales	(47,333,000)
Transfers in and/or out of Level 3	(20,050,000)
Other	(2,425,000)
Ending Balance	2,073,391,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date	(2,329,000)
Level 3 | Fixed maturities: | Available-for-sale securities.
Assets:
Beginning Balance	1,914,583,000
Total Realized and Unrealized Gains Included in Earnings	635,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income	11,618,000
Total Realized and Unrealized Losses Included in Other Comprehensive Income	(3,568,000)
Purchases	22,000,000
Sales	(39,502,000)
Transfers in and/or out of Level 3	(20,050,000)
Other	(2,439,000)
Ending Balance	1,883,277,000
Level 3 | Fixed maturities: | Trading Securities.
Assets:
Beginning Balance	194,603,000
Total Realized and Unrealized Gains Included in Earnings	3,394,000
Total Realized and Unrealized Losses Included in Earnings	(66,000)
Sales	(7,831,000)
Other	14,000
Ending Balance	190,114,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date	(2,329,000)
Level 3 | Residential mortgage-backed securities | Available-for-sale securities.
Assets:
Ending Balance	3,000	3,000
Level 3 | Other asset-backed securities | Available-for-sale securities.
Assets:
Beginning Balance	603,646,000
Total Realized and Unrealized Losses Included in Other Comprehensive Income	(3,568,000)
Sales	(40,000)
Other	94,000
Ending Balance	600,132,000
Level 3 | Other asset-backed securities | Trading Securities.
Assets:
Beginning Balance	169,473,000
Total Realized and Unrealized Gains Included in Earnings	3,360,000
Sales	(2,408,000)
Other	75,000
Ending Balance	170,500,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date	(1,242,000)
Level 3 | States, municipals, and political subdivisions | Available-for-sale securities.
Assets:
Beginning Balance	3,675,000
Sales	(3,675,000)
Level 3 | Corporate securities | Available-for-sale securities.
Assets:
Beginning Balance	1,307,259,000
Total Realized and Unrealized Gains Included in Earnings	635,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income	11,618,000
Purchases	22,000,000
Sales	(35,787,000)
Transfers in and/or out of Level 3	(20,050,000)
Other	(2,533,000)
Ending Balance	1,283,142,000
Level 3 | Corporate securities | Trading Securities.
Assets:
Beginning Balance	25,130,000
Total Realized and Unrealized Gains Included in Earnings	34,000
Total Realized and Unrealized Losses Included in Earnings	(66,000)
Sales	(5,423,000)
Other	(61,000)
Ending Balance	19,614,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date	(1,087,000)
Level 3 | Equity securities
Assets:
Ending Balance	66,691,000	66,691,000
Level 3 | Other long-term investments.
Assets:
Beginning Balance	64,200,000
Total Realized and Unrealized Gains Included in Earnings	15,050,000
Total Realized and Unrealized Losses Included in Earnings	(28,000)
Ending Balance	79,222,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date	15,022,000
Level 3 | Predecessor
Assets:
Beginning Balance		2,198,843,000	2,490,492,000
Total Realized and Unrealized Gains Included in Earnings		17,805,000	2,271,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income		12,282,000	31,381,000
Total Realized and Unrealized Losses Included in Earnings		(15,501,000)	(23,725,000)
Total Realized and Unrealized Losses Included in Other Comprehensive Income		(26,896,000)	(6,310,000)
Purchases			38,939,000
Sales		(7,586,000)	(39,013,000)
Transfers in and/or out of Level 3		43,205,000	13,457,000
Other		(199,000)	(2,371,000)
Ending Balance		2,221,953,000	2,505,121,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date		2,304,000	(22,709,000)
Liabilities:
Beginning Balance		604,168,000	340,738,000
Total Realized and Unrealized Gains Included in Earnings		61,000	12,000
Total Realized and Unrealized Losses Included in Earnings		(126,531,000)	(76,232,000)
Issuances		7,000	112,000
Settlements		419,000	2,928,000
Ending Balance		730,226,000	414,142,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date		(125,934,000)	(74,811,000)
Level 3 | Predecessor | Annuity account
Liabilities:
Beginning Balance		97,825,000	107,000,000
Total Realized and Unrealized Losses Included in Earnings		(536,000)	(1,409,000)
Issuances		7,000	112,000
Settlements		419,000	2,928,000
Ending Balance		97,949,000	105,593,000
Level 3 | Predecessor | Other liabilities.
Liabilities:
Beginning Balance		506,343,000	233,738,000
Total Realized and Unrealized Gains Included in Earnings		61,000	12,000
Total Realized and Unrealized Losses Included in Earnings		(125,995,000)	(74,823,000)
Ending Balance		632,277,000	308,549,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date		(125,934,000)	(74,811,000)
Level 3 | Predecessor | Total investments
Assets:
Beginning Balance		2,198,843,000
Total Realized and Unrealized Gains Included in Earnings		17,805,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income		12,282,000
Total Realized and Unrealized Losses Included in Earnings		(15,501,000)
Total Realized and Unrealized Losses Included in Other Comprehensive Income		(26,896,000)
Sales		(7,586,000)
Transfers in and/or out of Level 3		43,205,000
Other		(199,000)
Ending Balance		2,221,953,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date		2,304,000
Level 3 | Predecessor | Fixed maturities:
Assets:
Beginning Balance		2,087,527,000	2,323,627,000
Total Realized and Unrealized Gains Included in Earnings		1,188,000	2,160,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income		12,282,000	31,154,000
Total Realized and Unrealized Losses Included in Earnings		(335,000)	(441,000)
Total Realized and Unrealized Losses Included in Other Comprehensive Income		(26,896,000)	(6,144,000)
Purchases			29,388,000
Sales		(7,586,000)	(39,013,000)
Transfers in and/or out of Level 3		43,205,000	13,457,000
Other		(199,000)	(2,371,000)
Ending Balance		2,109,186,000	2,351,817,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date		853,000	464,000
Level 3 | Predecessor | Fixed maturities: | Available-for-sale securities.
Assets:
Beginning Balance		1,893,322,000	2,099,451,000
Total Realized and Unrealized Gains Included in Earnings			895,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income		12,282,000	31,154,000
Total Realized and Unrealized Losses Included in Other Comprehensive Income		(26,896,000)	(6,144,000)
Purchases			29,388,000
Sales		(7,094,000)	(38,138,000)
Transfers in and/or out of Level 3		43,205,000	12,185,000
Other		(236,000)	(2,584,000)
Ending Balance		1,914,583,000	2,126,207,000
Level 3 | Predecessor | Fixed maturities: | Trading Securities.
Assets:
Beginning Balance		194,205,000	224,176,000
Total Realized and Unrealized Gains Included in Earnings		1,188,000	1,265,000
Total Realized and Unrealized Losses Included in Earnings		(335,000)	(441,000)
Sales		(492,000)	(875,000)
Transfers in and/or out of Level 3			1,272,000
Other		37,000	213,000
Ending Balance		194,603,000	225,610,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date		853,000	464,000
Level 3 | Predecessor | Residential mortgage-backed securities | Available-for-sale securities.
Assets:
Beginning Balance			28,000	3,000
Purchases			1,000
Sales			(11,000)
Other			(1,000)
Ending Balance		3,000	17,000	3,000
Level 3 | Predecessor | Other asset-backed securities | Available-for-sale securities.
Assets:
Beginning Balance		563,961,000	545,808,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income			4,137,000
Total Realized and Unrealized Losses Included in Other Comprehensive Income		(3,867,000)	(1,129,000)
Sales		(32,000)	(260,000)
Transfers in and/or out of Level 3		43,205,000
Other		379,000	249,000
Ending Balance		603,646,000	548,805,000
Level 3 | Predecessor | Other asset-backed securities | Trading Securities.
Assets:
Beginning Balance		169,461,000	194,977,000
Total Realized and Unrealized Gains Included in Earnings		586,000	727,000
Total Realized and Unrealized Losses Included in Earnings		(139,000)	(428,000)
Sales		(472,000)	(812,000)
Other		37,000	200,000
Ending Balance		169,473,000	194,664,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date		447,000	468,000
Level 3 | Predecessor | States, municipals, and political subdivisions | Available-for-sale securities.
Assets:
Beginning Balance				3,675,000	3,675,000
Ending Balance		3,675,000	3,675,000	3,675,000	3,675,000
Level 3 | Predecessor | Corporate securities | Available-for-sale securities.
Assets:
Beginning Balance		1,325,683,000	1,549,940,000
Total Realized and Unrealized Gains Included in Earnings			895,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income		12,282,000	27,017,000
Total Realized and Unrealized Losses Included in Other Comprehensive Income		(23,029,000)	(5,015,000)
Purchases			29,387,000
Sales		(7,062,000)	(37,867,000)
Transfers in and/or out of Level 3			12,185,000
Other		(615,000)	(2,832,000)
Ending Balance		1,307,259,000	1,573,710,000
Level 3 | Predecessor | Corporate securities | Trading Securities.
Assets:
Beginning Balance		24,744,000	29,199,000
Total Realized and Unrealized Gains Included in Earnings		602,000	538,000
Total Realized and Unrealized Losses Included in Earnings		(196,000)	(13,000)
Sales		(20,000)	(63,000)
Transfers in and/or out of Level 3			1,272,000
Other			13,000
Ending Balance		25,130,000	30,946,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date		406,000	(4,000)
Level 3 | Predecessor | Equity securities
Assets:
Beginning Balance			67,979,000	66,691,000
Total Realized and Unrealized Gains Included in Other Comprehensive Income			227,000
Total Realized and Unrealized Losses Included in Other Comprehensive Income			(166,000)
Purchases			9,551,000
Ending Balance		66,691,000	77,591,000	66,691,000
Level 3 | Predecessor | Other long-term investments.
Assets:
Beginning Balance		44,625,000	98,886,000
Total Realized and Unrealized Gains Included in Earnings		16,617,000	111,000
Total Realized and Unrealized Losses Included in Earnings		(15,166,000)	(23,284,000)
Ending Balance		46,076,000	75,713,000
Total Gains (losses) included in Earnings related to Instruments still held at the Reporting Date		$ 1,451,000	$ (23,173,000)