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Note 24 - Concentration of Risk (Details Textual)	12 Months Ended
Note 24 - Concentration of Risk (Details Textual)	Dec. 31, 2016	Dec. 31, 2015
Sales Revenue, Net [Member] \| Customer Concentration Risk [Member]
Number of Major Customers	0	2
Sales Revenue, Net [Member] \| Customer Concentration Risk [Member] \| Customer 1 [Member]
Concentration Risk, Percentage		12.00%
Sales Revenue, Net [Member] \| Customer Concentration Risk [Member] \| Customer 2 [Member]
Concentration Risk, Percentage		12.00%
Accounts Receivable [Member] \| Customer Concentration Risk [Member]
Number of Major Customers	2	2
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Customer 1 [Member]
Concentration Risk, Percentage	22.00%	17.00%
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Customer 2 [Member]
Concentration Risk, Percentage	14.00%	24.00%
Cost Of Sales Total [Member] \| Supplier Concentration Risk [Member]
Number of Major Customers	2	2
Cost Of Sales Total [Member] \| Supplier Concentration Risk [Member] \| Supplier 1 [Member]
Concentration Risk, Percentage	39.00%	43.00%
Cost Of Sales Total [Member] \| Supplier Concentration Risk [Member] \| Supplier 2 [Member]
Concentration Risk, Percentage		37.00%