Supplemental Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2011

Supplemental Cash Flow Information [Abstract]

Supplemental information referable to our Condensed Consolidated Statements of Cash Flows

	Nine Months Ended
	September 30
in thousands	2011			2010
Cash Payments (Refunds)
Interest (exclusive of amount capitalized)		$102,260			$101,917
Income taxes		(31,127	)		3,897
Noncash Investing and Financing Activities
Accrued liabilities for purchases of property, plant & equipment		6,511			4,674
Stock issued for pension contribution (Note 9)		0			53,864
Amounts referable to business acquisition (Note 14)
Liabilities assumed		13,774			150
Fair value of equity consideration		18,529			0