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Note 10 - Related Party Transactions - Transactions Between the Company and Affiliates (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2020	Dec. 31, 2019
Services provided by affiliates		$ 7,873	$ 8,201
Due to affiliates		3,775	4,666
Loans Due from Affiliates [Member] | Local Investors in China [Member]
Due from affiliates		613
Loans Due to Affiliates [Member] | Local Investors in China [Member]
Due to affiliates	[1]	1,746	2,271
Loans Due to Affiliates [Member] | Local Investors in Mexico [Member]
Due to affiliates	[1]	623	623
Loans Due to Affiliates [Member] | Local Investors in Australia [Member]
Due to affiliates	[1]	586	467
Loans Due to Affiliates [Member] | Local Investors In South Africa [Member]
Due to affiliates	[1]	415	635
Loans Due to Affiliates [Member] | Local Investors Related to Resource Plus [Member]
Due to affiliates	[1]	266	531
Loans Due to Affiliates [Member] | Local Investors in Brazil [Member]
Due to affiliates	[1]	139	139
NSRS [Member]
Services provided by affiliates		4,805	5,586
Office lease expenses (Mr. Burdekin) [Member]
Services provided by affiliates		1,187	724
Vehicle Rental MCPT [Member]
Services provided by affiliates		1,143	1,175
Office And Vehicle Rental MPT [Member]
Services provided by affiliates		271	281
Consulting and administrative fees (SPARFACTS) [Member]
Services provided by affiliates		210	42
Legal Services (KMSA) [Member]
Services provided by affiliates		93	123
Office And Vehicle Rental MHT [Member]
Services provided by affiliates		56	64
Warehouse Rental (JFMD) [Member]
Services provided by affiliates		50	52
Consulting and Administrative Services (CON) [Member]
Services provided by affiliates		34	130
Office Lease Expenses (RJ Holdings) [Member]
Services provided by affiliates		$ 24	$ 24
[1] Represent loans from the local investors into the Company's subsidiaries (representing their proportionate share of working capital loans). The loans have no payment terms and are due on demand and as such have been classified as current liabilities in the Company's consolidated financial statements.

X

- Definition

Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due within 1 year (or 1 business cycle).

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Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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