Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2011

Supplemental Cash Flow Information [Abstract]

Supplemental Cash Flow Information

	Six Months Ended
	June 30
in thousands	2011			2010
Cash Payments (Refunds)
Interest (exclusive of amount capitalized)		$102,984			$90,942
Income taxes		(33,070	)		1,130
Noncash Investing and Financing Activities
Accrued liabilities for purchases of property, plant & equipment		6,414			5,165
Stock issued for pension contribution (Note 9)		0			53,864
Proceeds receivable from issuance of common stock		0			1,453
Amounts referable to business acquisition (Note 14)
Liabilities assumed		13,774			0
Fair value of equity consideration		18,529			0