Note 7 - Interest Expense, Net - Components of Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2018	Mar. 31, 2017
Interest related to sale of tax benefits	$ 1,409	$ 2,012
Interest expense	13,306	14,175
Less — amount capitalized	(371)	(1,264)
Interest Expense, Total	$ 14,344	$ 14,923

Amount of the cost of borrowed funds accounted for as interest expense.

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