Note 2 - Cost of Sales (Tables)

12 Months Ended

Dec. 31, 2022

Disclosure of Cost of Sales [Abstract]

Disclosure of detailed information about cost of sales [text block]

	Year ended December 31,
	2022		2021		2020
Inventories at the beginning of the year	2,672,593		1,636,673		2,265,880
Increase in inventory due to business combinations	-		-		199,589
Decrease in inventory due to sale of subsidiaries	-		(10,662	)	-
Plus: Charges of the year
Raw materials, energy, consumables and other	5,772,031		3,841,551		1,545,688
Services and fees	293,490		208,472		154,976
Labor cost ^(*)	1,160,085		824,071		757,359
Depreciation of property, plant and equipment	465,849		448,843		503,725
Amortization of intangible assets	11,754		7,645		8,121
Depreciation of right-of-use assets	33,244		35,910		40,127
Maintenance expenses	267,294		129,350		107,764
Allowance for obsolescence	24,901		23,296		35,809
Taxes	194,736		40,887		45,162
Other	178,691		98,159		59,790
	8,402,075		5,647,522		3,458,110
Less: Inventories at the end of the year	(3,986,929	)	(2,672,593	)	(1,636,673	)
	7,087,739		4,611,602		4,087,317

^(*) For the year ended December 2022, 2021 and 2020, labor cost includes approximately $17.8 million, $12.8 million and $81.3 million respectively of severance indemnities related to the adjustment of the workforce to market conditions.