OTHER COMPREHENSIVE INCOME (Changes In AOCI Net Of Tax) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI, Net of Tax, Beginning Balance	$ (225,517)	$ (216,844)	$ (177,339)
Other comprehensive income (loss) before reclassifications	111,883	(24,454)	(54,366)
Amounts reclassified from AOCI	14,003	15,781	14,861
Net current period OCI changes	125,886	(8,673)	(39,505)
AOCI, Net of Tax, Ending Balance	(99,631)	(225,517)	(216,844)
Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI, Net of Tax, Beginning Balance	(28,170)	(31,986)	(39,137)
Other comprehensive income (loss) before reclassifications	0	0	0
Amounts reclassified from AOCI	2,992	3,816	7,151
Net current period OCI changes	2,992	3,816	7,151
AOCI, Net of Tax, Ending Balance	(25,178)	(28,170)	(31,986)
Pension and Postretirement Benefit Plan
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI, Net of Tax, Beginning Balance	(197,347)	(184,858)	(138,202)
Other comprehensive income (loss) before reclassifications	111,883	(24,454)	(54,366)
Amounts reclassified from AOCI	11,011	11,965	7,710
Net current period OCI changes	122,894	(12,489)	(46,656)
AOCI, Net of Tax, Ending Balance	$ (74,453)	$ (197,347)	$ (184,858)