Note 6 - Other Current Assets - Prepayments and Other Current Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Income tax receivable	$ 4,663	$ 2,510
Prepaid expense	2,775	3,528
Other	4,494	3,579
Total prepayments and other current assets	$ 11,932	$ 9,617

Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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-Publisher FASB
-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant