FAIR VALUE MEASUREMENTS (Tables)

6 Months Ended

Jun. 30, 2017

FAIR VALUE MEASUREMENTS [Abstract]

Fair Value Measurement on Recurring Basis

	Level 1 Fair Value
	June 30	December 31	June 30
in thousands	2017	2016	2016
Fair Value Recurring
Rabbi Trust
Mutual funds	$        5,348	$        6,883	$        6,389
Equities	11,785	10,033	7,702
Total	$      17,133	$      16,916	$      14,091

	Level 2 Fair Value
	June 30	December 31	June 30
in thousands	2017	2016	2016
Fair Value Recurring
Rabbi Trust
Money market mutual fund	$        2,338	$        1,705	$        2,134
Total	$        2,338	$        1,705	$        2,134

Fair Value Measurement on Nonrecurring Basis

	Period ended June 30, 2017		Period ended June 30, 2016
		Impairment		Impairment
in thousands	Level 2	Charges	Level 2	Charges
Fair Value Nonrecurring
Property, plant & equipment, net	$              0	$              0	$              0	$       1,359
Other intangible assets, net	0	0	0	8,180
Other assets	0	0	0	967
Total	$              0	$              0	$              0	$     10,506