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Note 16 - Accumulated Other Comprehensive Income (Tables) | 9 Months Ended
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Sep. 30, 2018
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | Unrealized Gain/( Loss ) on Interest Rate Swap |
Balance as of January 1, 2018, as adjusted |  | $ | (344 | )
Other comprehensive income before reclassifications |  |  | 437 |
Amounts reclassified from AOCI (1) |  |  | (93 | )
Net current-period other comprehensive income |  |  | 344 |
Balance as of September 30, 2018 |  | $ | - |
|  | Foreign Currency Translation Adjustments |  |  | Unrealized Gains Related to Available- for-Sale Securities |  |  | Unrealized Loss on Interest Rate Swap |  |  | Total |
Balance as of January 1, 2017 |  | $ | 6,335 |  |  | $ | 406 |  |  | $ | (975 | ) |  | $ | 5,766 |
Other comprehensive income before reclassifications |  |  | 3,711 |  |  |  | (1,466 | ) |  |  | 308 |  |  |  | 2,553 |
Amounts reclassified from AOCI (1) |  |  | (10,046 | ) |  |  | - |  |  |  | - |  |  |  | (10,046 | )
Net current-period other comprehensive income |  |  | (6,335 | ) |  |  | (1,466 | ) |  |  | 308 |  |  |  | (7,493 | )
Balance as of September 30, 2017 |  | $ | - |  |  | $ | (1,060 | ) |  | $ | (667 | ) |  | $ | (1,727 | )

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