Note 13 - Long-Term Debt Level 3 (Tables)

12 Months Ended

Dec. 31, 2012

Long-term Debt, Unclassified [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

The carrying value of our long-term debt at December 31, 2012 and 2011 was as follows:

			December 31,
(In thousands)			2012		2011
5.625	%	Senior Notes due 2013	$	79,449	$	252,267
5.375	%	Senior Notes due 2015	249,868		249,819
3.000	%	Convertible Senior Notes due 2017	334,254		316,498
		Total long-term debt	$	663,571	$	818,584

Schedule of Liability and Equity Components of Convertible Debt [Table Text Block]

The convertible notes are reflected on our consolidated balance sheets as follows:

	December 31,
(In thousands)	2012			2011
Liability component:
Principal	$	450,000		$	450,000
Less: debt discount, net (1)	(115,746		)	(133,502		)
Net carrying amount	$	334,254		$	316,498
Equity component (net of tax impact) (2)	$	65,679		$	65,679

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(1) Included within long-term debt and is being amortized over the life of the convertible notes.

(2) Included within additional paid-in capital, net of capped call transactions and related issuance costs.

Schedule of Interest Expense Recognized Related to Convertible Debt [Table Text Block]

The following table sets forth total interest expense recognized related to the convertible notes for the periods indicated:

	December 31,
	2012			2011
($ in thousands)
Contractual interest expense	$	13,500		$	13,500
Amortization of debt issuance costs	1,094			1,039
Amortization of debt discount	17,756			16,131
Total interest expense	$	32,350		$	30,670
Effective interest rate of the liability component	9.75		%	9.75		%