BENEFIT PLANS (Tables)

6 Months Ended

Jun. 30, 2015

Pension Plans, Defined Benefit [Member]

Defined Benefit Plan Disclosure [Line Items]

Components of Net Periodic Benefit Cost

PENSION BENEFITS	Three Months Ended		Six Months Ended
	June 30			June 30
in thousands	2015	2014		2015	2014
Components of Net Periodic Benefit Cost
Service cost	$        1,212	$        1,040		$        2,425	$        2,079
Interest cost	11,036	11,098		22,073	22,196
Expected return on plan assets	(13,684)	(12,700)		(27,368)	(25,401)
Amortization of prior service cost	12	47		24	94
Amortization of actuarial loss	5,455	2,805		10,909	5,610
Net periodic pension benefit cost	$        4,031	$        2,290		$        8,063	$        4,578
Pretax reclassification from AOCI included in
net periodic pension benefit cost	$        5,467	$        2,852		$      10,933	$        5,704

Other Postretirement Benefit Plans, Defined Benefit [Member]

Defined Benefit Plan Disclosure [Line Items]

Components of Net Periodic Benefit Cost

OTHER POSTRETIREMENT BENEFITS	Three Months Ended		Six Months Ended
	June 30			June 30
in thousands	2015	2014		2015	2014
Components of Net Periodic Benefit Cost
Service cost	$           474	$           537		$           947	$        1,073
Interest cost	626	825		1,243	1,649
Curtailment gain	0	0		0	(3,832)
Amortization of prior service credit	(1,058)	(1,082)		(2,116)	(2,164)
Amortization of actuarial loss	23	56		19	113
Net periodic postretirement benefit cost (credit)	$             65	$           336		$             93	$       (3,161)
Pretax reclassification from AOCI included in
net periodic postretirement benefit credit	$       (1,035)	$       (1,026)		$       (2,097)	$       (5,883)