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Note 17 - Interest Expense, Net (Tables) | 12 Months Ended
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Dec. 31, 2017
Notes Tables |
Schedule of Other Nonoperating Expense, by Component [Table Text Block] |
|  | Year Ended December 31, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
|  | (Dollars in thousands) |
Interest related to sale of tax benefits |  | $ | 6,985 |  |  | $ | 9,349 |  |  | $ | 9,620 |
Interest expense |  |  | 54,381 |  |  |  | 61,327 |  |  |  | 67,032 |
Less — amount capitalized |  |  | (7,224 | ) |  |  | (3,287 | ) |  |  | (4,075 | )
|  | $ | 54,142 |  |  | $ | 67,389 |  |  | $ | 72,577 |

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- Definition Tabular disclosure of the detailed components of other nonoperating expenses. This disclosure may include methodology, assumptions and amounts for : (a) losses on securities (net of profits) and (b) miscellaneous income deductions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.9) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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