OTHER COMPREHENSIVE INCOME (Tables)

3 Months Ended

Mar. 31, 2018

OTHER COMPREHENSIVE INCOME [Abstract]

Accumulated Other Comprehensive Income, Net of Tax

	March 31	December 31	March 31
in thousands	2018	2017	2017
AOCI
Interest rate hedges	$        (8,876)	$      (11,438)	$      (12,980)
Pension and postretirement plans	(136,937)	(138,028)	(125,649)
Total	$    (145,813)	$    (149,466)	$    (138,629)

Changes in Accumulated Other Comprehensive Income, Net of Tax

		Pension and
	Interest Rate	Postretirement
in thousands	Hedges	Benefit Plans	Total
AOCI
Balance as of December 31, 2017	$       (11,438)	$     (138,028)	$     (149,466)
Other comprehensive income (loss)
before reclassifications	2,496	0	2,496
Amounts reclassified from AOCI	66	1,091	1,157
Net current period OCI changes	2,562	1,091	3,653
Balance as of March 31, 2018	$         (8,876)	$     (136,937)	$     (145,813)

Amounts Reclassified from Accumulated Other Comprehensive Income to Earnings

	Three Months Ended
	March 31
in thousands	2018	2017
Amortization of Interest Rate Hedge Losses
Interest expense	$              89	$            528
Benefit from income taxes	(23)	(208)
Total	$              66	$            320
Amortization of Pension and Postretirement
Plan Actuarial Loss and Prior Service Cost
Other nonoperating income	$         1,476	$            703
Benefit from income taxes	(385)	(276)
Total	$         1,091	$            427
Total reclassifications from AOCI to earnings	$         1,157	$            747