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Note 7 - Affiliate Balances - Amounts Due From Affiliate (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Due from Sonatide at December 31, 2019 |  |  |  | $ 125,972 |
Affiliate credit loss impairment expense |  | $ 0 | $ 0 | (53,581) | $ 0
Total due from Sonatide at September 30, 2020 |  | 65,692 |  | 65,692 |
Sonatide [Member] |  |  |  |  |
Due from Sonatide at December 31, 2019 |  |  |  | 89,246 |
Revenue earned by the company through Sonatide |  |  |  | 34,378 |
Less amounts received from Sonatide |  |  |  | (27,761) |
Less amounts used to offset due to Sonatide obligations (A) | [1] |  |  | (8,145) |
Affiliate credit loss impairment expense |  |  |  | (41,500) |
Other |  |  |  | (591) |
Total due from Sonatide at September 30, 2020 |  | $ 45,627 |  | $ 45,627 |
[1] | We reduced the respective due from affiliates and due to affiliates balances each period through netting transactions based on agreement with the joint venture.

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- Definition Amount of increase (decrease) in receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, classified as other. + References No definition available. + Details
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