OTHER COMPREHENSIVE INCOME (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012		Sep. 30, 2013		Sep. 30, 2012
Pension and postretirement benefits [Abstract]
Amortization of net actuarial loss, Gross Amount	$ 1,922	[1]	$ 1,696	[1]	$ 5,762	[1]	$ 5,091	[1]
Amortization of net actuarial loss, Income Tax (Provision) Benefit	(735)	[1]	(623)	[1]	(2,204)	[1]	(1,939)	[1]
Amortization of net actuarial loss, Net Amount	1,187	[1]	1,073	[1]	3,558	[1]	3,152	[1]
Actuarial gains, Gross Amount	(3)	[1]	2	[1]	(1,137)	[1]	(3,849)	[1]
Actuarial gains, Income Tax (Provision) Benefit	1	[1]	(27)	[1]	435	[1]	1,466	[1]
Actuarial gains, Net Amount	(2)	[1]	(25)	[1]	(702)	[1]	(2,383)	[1]
Foreign currency translation adjustments, Gross Amount	(124)	[1]	(257)	[1]	125	[1]	190	[1]
Foreign currency translation adjustments, Income Tax (Provision) Benefit	0	[1]	0	[1]	0	[1]	0	[1]
Foreign currency translation adjustments, Net Amount	(124)	[1]	(257)	[1]	125	[1]	190	[1]
Change in fair value of derivative instruments [Abstract]
Unrealized gains (losses), Gross Amount	(20)	[2]	4,131	[2]	2,862	[2]	12,105	[2]
Unrealized gains, Income Tax (Provision) Benefit	8	[2]	(1,461)	[2]	(1,001)	[2]	(4,287)	[2]
Unrealized gains, Net Amount	(12)	[2]	2,670	[2]	1,861	[2]	7,818	[2]
Reclassified to net earnings, Gross Amount	0	[2]	(2,071)	[2]	(1,389)	[2]	(6,173)	[2]
Reclassified to net earnings, Income Tax (Provision) Benefit	0	[2]	732	[2]	486	[2]	2,186	[2]
Reclassified to net earnings, Net Amount	0	[2]	(1,339)	[2]	(903)	[2]	(3,987)	[2]
Total other comprehensive income (loss), Gross Amount	1,775	[2]	3,501	[2]	6,223	[2]	7,364	[2]
Total other comprehensive income (loss), Income Tax (Provision) Benefit	(726)	[2]	(1,379)	[2]	(2,284)	[2]	(2,574)	[2]
Total comprehensive income (loss), net of taxes	$ 1,049	[2]	$ 2,122	[2]	$ 3,939	[2]	$ 4,790	[2]

[1] Actuarial gains (losses) are amortized into costs of sales and operating expenses or selling, general and administrative expenses as appropriate.  (See Note 12 – Retirement Plans)

[2] Reclassifications to net earnings of derivatives qualifying as effective hedges are recognized in interest expense or costs of sales and operating expenses as appropriate.  (See Note 6 – Derivative Instruments)