Note 7 - Interest Expense, Net (Tables)

3 Months Ended

Mar. 31, 2014

Interest Expense Disclosure [Abstract]

Schedule of Other Nonoperating Expense, by Component [Table Text Block]

	Three Months Ended March 31,
	2014			2013
	(Dollars in thousands)
Interest related to sale of tax benefits	$	2,579		$	2,717
Other		18,391			15,843
Less — amount capitalized		(452	)		(2,697	)
	$	20,518		$	15,863