Derivative Instruments (Tables)

6 Months Ended

Jun. 30, 2012

Derivative Instruments [Abstract]

Fair values of derivative instruments designated as hedging instruments

		Fair Value 1
in thousands	Balance Sheet Location		June 30 2012	December 31 2011	June 30 2011
Liabilities
Interest rate swaps	Other noncurrent liabilities		$0	$0	$7,419
Total hedging instrument liabilities			$0	$0	$7,419

¹  See Note 6 for further discussion of the fair value determination.

Effects of cash flow and fair value hedge derivative instruments on the accompanying Condensed Consolidated Statements of Comprehensive Income

	Location on		Three Months Ended June 30			Six Months Ended June 30
in thousands		Statement		2012	2011		2012	2011
Cash Flow Hedges
Loss reclassified from AOCI (effective portion)		Interest expense		($1,605)	($6,678)		($3,180)	($8,672)

	Location on		Three Months Ended June 30				Six Months Ended June 30
in thousands		Statement		2012	2011			2012	2011
Fair Value Hedges
Gain (loss) recognized in income - Interest rate swaps		Interest expense		$0	($7,419	)		$0	($7,419	)
Gain (loss) recognized in income - Fixed rate debt		Interest expense		0	7,419			0	7,419