OTHER COMPREHENSIVE INCOME (Tables)

6 Months Ended

Jun. 30, 2021

OTHER COMPREHENSIVE INCOME [Abstract]

Accumulated Other Comprehensive Income, Net of Tax

	June 30	December 31	June 30
in thousands	2021	2020	2020
AOCI
Interest rate hedges	$       (23,227)	$       (23,943)	$       (24,644)
Pension and postretirement plans	(154,892)	(157,362)	(183,395)
Total	$     (178,119)	$     (181,305)	$     (208,039)

Changes in Accumulated Other Comprehensive Income, Net of Tax

		Pension and
	Interest Rate	Postretirement
in thousands	Hedges	Benefit Plans	Total
AOCI
Balances as of December 31, 2020	$       (23,943)	$     (157,362)	$     (181,305)
Amounts reclassified from AOCI	716	2,470	3,186
Net current period OCI changes	716	2,470	3,186
Balances as of June 30, 2021	$       (23,227)	$     (154,892)	$     (178,119)

Amounts Reclassified from Accumulated Other Comprehensive Income to Earnings

	Three Months Ended		Six Months Ended
	June 30		June 30
in thousands	2021	2020	2021	2020
Amortization of Interest Rate Hedge Losses
Interest expense	$            487	$            263	$            969	$         1,337
Benefit from income taxes	(127)	(69)	(253)	(349)
Total	$            360	$            194	$            716	$            988
Amortization of Pension and Postretirement
Plan Actuarial Loss and Prior Service Cost
Other nonoperating expense	$         1,671	$         2,294	$         3,343	$         4,587
Benefit from income taxes	(436)	(599)	(873)	(1,197)
Total	$         1,235	$         1,695	$         2,470	$         3,390
Total reclassifications from AOCI to earnings	$         1,595	$         1,889	$         3,186	$         4,378