OTHER COMPREHENSIVE INCOME (Reclassification Of Amounts From Other Comprehensive Income Loss To Earnings) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended												12 Months Ended
	Dec. 31, 2014		Sep. 30, 2014		Jun. 30, 2014		Mar. 31, 2014		Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense													$ 243,367		$ 202,588		$ 213,067
Selling, administrative and general expenses													272,288		259,427		259,140
Benefit from income taxes													91,692		(24,459)		(66,492)
Net earnings (loss)	38,022	[1]	66,939	[1]	45,967	[1]	53,995	[1]	9,083	41,363	28,772	(54,836)	204,923		24,382		(52,593)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net earnings (loss)													6,968		14,003		15,781
Reclassification Adjustment for Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense													7,988		5,077		6,314
Benefit from income taxes													(3,132)		(2,085)		(2,498)
Net earnings (loss)													4,856		2,992		3,816
Amortization of Pension and Postretirement Plan Actuarial Loss and Prior Service Cost | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of revenues													2,789	[2]	14,516	[2]	15,665	[2]
Selling, administrative and general expenses													688	[2]	3,616	[2]	4,109	[2]
Benefit from income taxes													(1,365)	[2]	(7,121)	[2]	(7,809)	[2]
Net earnings (loss)													$ 2,112	[2]	$ 11,011	[2]	$ 11,965	[2]

[1] Includes a $227,910 thousand pretax gain on the sale of our cement and concrete businesses in the Florida area as described in Note 19, primarily recorded in the first quarter.

[2] See Note 10 for a breakdown of the 2014 and 2013 reclassifications among the curtailment gain, curtailment loss and amortization of actuarial loss and prior service cost.