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Note 9 - Allowance for Credit Losses (Tables) | 9 Months Ended
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Sep. 30, 2020
Notes Tables |
Accounts Receivable, Allowance for Credit Loss [Table Text Block] |
|  | Three Months Ended September 30, 2020 |  |  | Nine Months Ended September 30, 2020 |
Balance at beginning of period |  | $ | 11,097 |  |  | $ | 6,968 |
Adoption of ASU 2016-13 |  |  | - |  |  |  | 1,147 |
Provision for credit losses |  |  | 152 |  |  |  | 3,982 |
Charge-offs |  |  | (336 | ) |  |  | (615 | )
Currency translation |  |  | 270 |  |  |  | (299 | )
Balance at end of period |  | $ | 11,183 |  |  | $ | 11,183 |

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- Definition Tabular disclosure of allowance for credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration