Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2011

Fair Value of Financial Instruments (Tables) [Abstract]

Fair value and carrying value of the financial instruments


	June 30, 2011				December 31, 2010
	Carrying Value		Estimated Fair Value		Carrying Value		Estimated Fair Value
	(In thousands)

Cash and cash equivalents	$	61,556	$	61,556	$	59,930	$	59,930
Revolving credit facility		195,000		195,000		10,000		9,873
2016 Notes		—		—		332,665		341,813
2018 Notes		249,525		258,258		249,525		254,516
2021 Notes		360,000		354,600		—		—

- Definition

This item represents certain of the disclosures concerning the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments, assets, and liabilities. Such certain disclosures about the financial instruments, assets, and liabilities include: (1) the fair value of the required items together with their carrying amounts (as appropriate) and (2) the methodology and assumptions used in developing such estimates of fair value.

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