ACCUMULATED OTHER COMPREHENSIVE LOSS 2 (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Interest Charges	$ 8,601		$ 7,084
Nonoperating Income (Expense)	(2,241)		(2,368)
Equity in Loss of Affiliated Companies	(455)		(2,286)
Income Taxes	16,613		11,869
(Loss) Income from Continuing Operations	(53,853)		(48,211)
Reclassification out of Accumulated Other Comprehensive Income
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
(Loss) Income from Continuing Operations	(91)
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Gain (Loss) on Derivatives-Other
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Interest Charges	23
Income Taxes	(15)	[1]
(Loss) Income from Continuing Operations	8
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Loss on Available-for-Sale Securities
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Nonoperating Income (Expense)	(7)
Income Taxes	3	[1]
(Loss) Income from Continuing Operations	(4)
Reclassification out of Accumulated Other Comprehensive Income | Other Comprehensive Income (Loss) of Affiliated Companies
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Equity in Loss of Affiliated Companies	(153)
Income Taxes	58	[1]
(Loss) Income from Continuing Operations	$ (95)

[1] For 2015, determined using a combined average statutory tax rate of 40%. For 2014, determined using a combined statutory tax rate of 41%.