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Note 17 - Current Tax Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 2020

Disclosure of Current Tax Receivables and Payables [Abstract]

Disclosure of detailed information about current tax assets [text block]

			Year ended December 31,
Current tax assets		2020				2019
V.A.T. credits			106,293				112,161
Prepaid taxes			30,091				55,227
			136,384				167,388

Disclosure of detailed information about tax liabilities [text block]

			Year ended December 31,
Current tax liabilities		2020				2019
Income tax liabilities			27,616				64,994
V.A.T. liabilities			9,933				9,953
Other taxes			53,044				52,678
			90,593				127,625