Revision of Prior Period Amounts (Table)

12 Months Ended

Dec. 31, 2011

Consolidated Balance Sheet -- December 31, 2010

			As previously
	(Dollars in thousands)		reported (1)				Adjustment			Revised

	Cash and cash equivalents		$	294,426		$	(17,511	)	$	276,915
	Total current assets			1,109,624			(17,511	)		1,092,113
	Total assets			5,893,060			(17,511	)		5,875,549
	Accounts payable - trade			281,601			(17,511	)		264,090
	Total current liabilities			665,995			(17,511	)		648,484
	Total liabilities and equity			5,893,060			(17,511	)		5,875,549


Consolidated Statement of Cash Flows -- Year Ended December 31, 2010

			As previously
	(Dollars in thousands)		reported (1)				Adjustment			Revised

	Change in Accounts payable - trade		$	(14,660	)	$	(37,908	)	$	(52,568	)
	Change in Other assets and liabilities			79,546			(1,994	)		77,552
	Cash flows from operating activities			874,289			(39,902	)		834,387
	Cash used for additions to property, plant and equipment			(583,134	)		13,811			(569,323	)
	Cash flows used in investing activities			(791,108	)		13,811			(777,297	)
	Net increase (decrease) in cash			15			(26,091	)		(26,076	)
		and cash equivalents


Consolidated Statement of Cash Flows -- Year Ended December 31, 2009

			As previously
	(Dollars in thousands)		reported (1)				Adjustment			Revised

	Change in Accounts payable - trade		$	47,503		$	(11,308	)	$	36,195
	Change in Other assets and liabilities			(51,107	)		1,309			(49,798	)
	Cash flows from operating activities			881,808			(9,999	)		871,809
	Cash used for additions to property, plant and equipment			(546,758	)		15,989			(530,769	)
	Cash flows used in investing activities			(561,451	)		15,989			(545,462	)
	Net increase (decrease) in cash			123,415			5,990			129,405
		and cash equivalents

In Current Report on Form 8-K filed on November 16, 2011.

- Definition

Tabular disclosure of prior period adjustments to previously issued financial statements including (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustments (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made.

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