SUPPLEMENTAL CASH FLOW INFORMATION (Tables)

3 Months Ended

Mar. 31, 2016

SUPPLEMENTAL CASH FLOW INFORMATION [Abstract]

Supplemental Information Referable to Consolidated Statements of Cash Flows

	Three Months Ended
	March 31
in thousands	2016	2015
Cash Payments
Interest (exclusive of amount capitalized)	$        2,715	$      21,869
Income taxes	6,486	2,062
Noncash Investing and Financing Activities
Accrued liabilities for purchases of property, plant & equipment	$      25,880	$      13,340
Accrued liabilities for common stock purchases	3,164	0
Amounts referable to business acquisitions
Fair value of noncash assets and liabilities exchanged	0	20,000