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Note 2 - Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2019
Notes Tables |
Financing Receivable, Allowance for Credit Loss [Table Text Block] |
|  | December 31,
|  | 2019 |  | 2018 |  | 2017
Balance, beginning of the year |  | $ | 1,525 |  |  | $ | 1,914 |  |  | $ | 194 |
Amounts provided |  |  | 6 |  |  |  | 57 |  |  |  | 1,609 |
Amounts recovered |  |  | (505 | ) |  |  | (360 | ) |  |  | – |
Amounts written off |  |  | (33 | ) |  |  | – |  |  |  | (6 | )
Translation adjustments |  |  | (31 | ) |  |  | (86 | ) |  |  | 117 |
Balance, end of the year |  | $ | 962 |  |  | $ | 1,525 |  |  | $ | 1,914 |
Property, Plant and Equipment Estimated Useful Lives [Table Text Block] |
Asset |  | Estimated useful life (in years)
Computer equipment and software |  | 3 | - | 10
Furniture and fixtures |  | 5 | - | 7
Equipment |  | 5 | - | 20
Leasehold improvements |  |  | Shorter of useful life or term of lease |

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