FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Mar. 31, 2015

FAIR VALUE MEASUREMENTS [Abstract]

Fair Value Measurement on Recurring Basis

	Level 1
	March 31	December 31	March 31
in thousands	2015	2014	2014
Fair Value Recurring
Rabbi Trust
Mutual funds	$       14,549	$       15,532	$       14,257
Equities	12,634	11,248	15,502
Total	$       27,183	$       26,780	$       29,759

	Level 2
	March 31	December 31	March 31
in thousands	2015	2014	2014
Fair Value Recurring
Rabbi Trust
Common/collective trust funds	$        1,336	$        1,415	$        1,274
Total	$        1,336	$        1,415	$        1,274

Assets Subject to Fair Value Measurement on Nonrecurring Basis

	As of March 31, 2014
		Impairment
in thousands	Level 2	Charges
Fair Value Nonrecurring
Property, plant & equipment	$        2,280	$        2,987
Total	$        2,280	$        2,987