Note 23 - Quarterly Results (Unaudited) - Quarterly Results (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Mar. 31, 2016 |
Dec. 31, 2015 |
[7],[8],[9],[10] | Sep. 30, 2015 |
[4],[8] | Jun. 30, 2015 |
[4],[8] | Mar. 31, 2015 |
[4],[8] | Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
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| Revenues | $ 385,960 | [1],[2],[3],[4],[5],[6] | $ 412,512 | [1],[2],[3],[4],[5],[6] | $ 398,359 | [1],[2],[3],[4],[5],[6] | $ 382,058 | [1],[2],[3],[4],[5],[6] | $ 373,210 | $ 379,568 | $ 362,834 | $ 362,398 | $ 1,578,889 | $ 1,478,010 | $ 1,092,880 | ||||||||||||||||||||||||||
| Operating loss | (16,192) | [1],[2],[3],[4],[5],[6] | 9,793 | [1],[2],[3],[4],[5],[6] | 6,712 | [1],[2],[3],[4],[5],[6] | 8,304 | [1],[2],[3],[4],[5],[6] | (23,839) | 2,582 | 8,870 | 14,259 | 8,617 | 1,872 | 42,987 | ||||||||||||||||||||||||||
| Income (loss) from continuing operations, net of tax | (25,657) | [1],[2],[3],[4],[5],[6] | 3,743 | [1],[2],[3],[4],[5],[6] | 1,624 | [1],[2],[3],[4],[5],[6] | 1,376 | [1],[2],[3],[4],[5],[6] | (28,581) | (3,905) | 3,450 | 4,359 | (18,914) | (24,677) | 24,511 | ||||||||||||||||||||||||||
| Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | 108,428 | [1],[2],[3],[5] | (2,791) | [1],[4],[6] | 2,370 | [1],[4] | 753 | [1],[4] | 104,362 | (1,505) | 3,125 | 1,889 | 108,760 | 107,871 | (4,236) | ||||||||||||||||||||||||||
| Net loss | $ 84,420 | [1],[2],[3],[5] | $ 650 | [1],[4],[6] | $ 4,623 | [1],[4] | $ 2,235 | [1],[4] | $ 76,396 | $ (5,571) | $ 6,634 | $ 6,236 | $ 91,928 | $ 83,696 | $ 20,275 | ||||||||||||||||||||||||||
| Basic (in dollars per share) | $ 4.92 | $ (0.05) | $ 0.21 | $ 0.07 | $ 4.05 | [11] | $ (0.41) | [11] | $ 0.26 | [11] | $ 0.32 | [11] | $ 5.07 | $ 4.26 | $ 1.37 | ||||||||||||||||||||||||||
| (in dollars per share) | 4.92 | [1],[2],[3],[5],[11] | (0.05) | [1],[4],[6],[11] | 0.21 | [1],[4],[11] | 0.07 | [1],[4],[11] | 4.05 | [11] | (0.41) | [11] | 0.26 | [11] | 0.32 | [11] | 5.07 | 4.26 | 1.35 | ||||||||||||||||||||||
| (in dollars per share) | $ 4.92 | $ (0.05) | $ 0.21 | $ 0.07 | $ 4.05 | [11] | $ (0.41) | [11] | $ 0.26 | [11] | $ 0.32 | [11] | $ 5.07 | $ 4.26 | $ 1.37 | ||||||||||||||||||||||||||
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