Fair Value Measurements (Table)

9 Months Ended

Sep. 30, 2014

		Level within the Fair Value Hierarchy	September 30, 2014				December 31, 2013
		Level within the Fair Value Hierarchy	Book Value			Fair Value	Book Value		Fair Value
(Dollars in thousands)
Cash and cash equivalents		1	$	273,798	$	273,798	$	342,065	$	342,065
Short-term investments
	U.S. Treasury Notes	1		40,014		40,014		50,104		50,104
Long-term debt
	6.95% Senior Notes	1		342,000		346,104		342,000		309,852
	6.7% Senior Notes	2		532,652		535,254		532,449		507,697

- Definition

Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances.

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