PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended			2 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Mar. 02, 2015
Projected benefit obligations:
Balance, January 1	$ 746,712	$ 809,994
Interest cost	35,705	32,990
Service cost	15,640	13,754
Actuarial (gain) loss	120,809	(69,695)
Plan amendments	259	3,585
Plan settlements	0	0
Exchange rate changes	(1,215)	0
Benefits paid	(36,379)	(43,916)
Balance, December 31	881,531	746,712
Plan assets:
Fair value, January 1	542,449	494,432
Actual return	27,596	69,603
Employer contributions	54,834	18,860
Plan settlements	0	0
Exchange rate changes	(665)	0
Benefits paid	(32,254)	(40,446)
Fair value, December 31	591,960	542,449
Net benefit liabilities	(289,571)	(204,263)
Amounts recognized in Consolidated Balance Sheet:
Accrued liabilities	(26,219)	(49,659)
Other liabilities (long-term)	(263,352)	(154,604)
Net benefit liabilities	(289,571)	(204,263)
Accumulated contributions in excess of (less than) net periodic benefit cost	48,726	14,883
Amounts not yet reflected in net periodic benefit cost:
Actuarial (loss) gain	(358,809)	(243,833)
Prior service credit	20,512	24,687
Total accumulated other comprehensive loss	(338,297)	(219,146)
Net benefit liabilities	(289,571)	(204,263)
Weighted-average assumptions:
Accumulated benefit obligation	801,749	676,320
Amounts that will be amortized from accumulated other comprehensive loss in next fiscal year
Actuarial (loss) gain	(25,587)
Prior service credit	4,519
Total amortization	(21,068)
Pension benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected return on plan assets	8.00%	8.00%	8.00%
Projected benefit obligations:
Balance, January 1	679,880	733,355
Interest cost	32,680	29,984	30,613
Service cost	14,573	12,309	10,742
Actuarial (gain) loss	114,030	(58,907)
Plan amendments	259	3,585
Plan settlements	0	0
Exchange rate changes	(1,215)	0
Benefits paid	(32,254)	(40,446)
Balance, December 31	807,953	679,880	733,355
Plan assets:
Fair value, January 1	542,449	494,432
Actual return	27,596	69,603
Employer contributions	54,834	18,860
Plan settlements	0	0
Exchange rate changes	(665)	0
Benefits paid	(32,254)	(40,446)
Fair value, December 31	591,960	542,449	494,432
Net benefit liabilities	(215,993)	(137,431)
Amounts recognized in Consolidated Balance Sheet:
Accrued liabilities	(21,839)	(45,599)
Other liabilities (long-term)	(194,154)	(91,832)
Net benefit liabilities	(215,993)	(137,431)
Accumulated contributions in excess of (less than) net periodic benefit cost	124,248	90,708
Amounts not yet reflected in net periodic benefit cost:
Actuarial (loss) gain	(360,753)	(252,794)
Prior service credit	20,512	24,655
Total accumulated other comprehensive loss	(340,241)	(228,139)
Net benefit liabilities	(215,993)	(137,431)
Weighted-average assumptions:
Rate of compensation increase	4.12%	4.58%
Rate of compensation increase	4.15%	4.15%	4.15%
Amounts that will be amortized from accumulated other comprehensive loss in next fiscal year
Actuarial (loss) gain	(25,587)
Prior service credit	4,519
Total amortization	(21,068)
Pension benefits [Member] | Subsequent Event [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected return on plan assets				7.45%
Other benefits [Member]
Projected benefit obligations:
Balance, January 1	66,832	76,639
Interest cost	3,025	3,006	3,501
Service cost	1,067	1,445	1,660
Actuarial (gain) loss	6,779	(10,788)
Plan amendments	0	0
Plan settlements	0	0
Exchange rate changes	0	0
Benefits paid	(4,125)	(3,470)
Balance, December 31	73,578	66,832	76,639
Plan assets:
Fair value, January 1	0	0
Actual return	0	0
Employer contributions	0	0
Plan settlements	0	0
Exchange rate changes	0	0
Benefits paid	0	0
Fair value, December 31	0	0	0
Net benefit liabilities	(73,578)	(66,832)
Amounts recognized in Consolidated Balance Sheet:
Accrued liabilities	(4,380)	(4,060)
Other liabilities (long-term)	(69,198)	(62,772)
Net benefit liabilities	(73,578)	(66,832)
Accumulated contributions in excess of (less than) net periodic benefit cost	(75,522)	(75,825)
Amounts not yet reflected in net periodic benefit cost:
Actuarial (loss) gain	1,944	8,961
Prior service credit	0	32
Total accumulated other comprehensive loss	1,944	8,993
Net benefit liabilities	(73,578)	(66,832)
Weighted-average assumptions:
Rate of compensation increase	3.95%	4.74%
Amounts that will be amortized from accumulated other comprehensive loss in next fiscal year
Actuarial (loss) gain	0
Prior service credit	0
Total amortization	$ 0