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

12 Months Ended

Dec. 31, 2011

Long-term Debt, Unclassified [Abstract]

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

The composition of our long-term debt at December 31, 2011 and 2010 was as follows:

(In thousands)			December 31, 2011		December 31 2010
7.75	%	Debentures due 2011	$	—	$	160,344
5.625	%	Senior Notes due 2013	252,267		254,305
5.375	%	Senior Notes due 2015	249,819		249,772
3.00	%	Convertible Senior Notes due 2017	316,498		300,367
		Total long-term debt	$	818,584	$	964,788

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)	2011			2010
Liability component:
Principal	$	450,000		$	450,000
Less: debt discount, net (1)	(133,502		)	(149,633		)
Net carrying amount	$	316,498		$	300,367
Equity component (net of tax impact) (2)	$	65,679		$	65,701

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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,
	2011			2010
($ in thousands)
Contractual interest expense	$	13,500		$	1,687
Amortization of debt issuance costs	1,039			124
Amortization of debt discount	16,131			1,911
Total interest expense	$	30,670		$	3,722
Effective interest rate of the liability component	9.75		%	9.75		%