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Note 4 - Labor Costs - Labor Costs (Included in Cost of Sales and in Selling, General and Administrative Expenses) - Number of Employees (Details) | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | ---
Statement Line Items [Line Items] |  |  |
Number of employees | 23,200 | 22,967 | 21,605
ARGENTINA |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 5,405 | 5,427 | 5,221
MEXICO |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 5,370 | 5,595 | 5,139
UNITED STATES |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 2,255 | 2,382 | 1,953
ITALY |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 2,144 | 2,155 | 2,088
ROMANIA |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 1,815 | 1,852 | 1,870
BRAZIL |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 1,360 | 1,287 | 1,382
COLOMBIA |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 1,040 | 1,082 | 1,003
CANADA |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 772 | 1,030 | 919
INDONESIA |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 616 | 554 | 506
JAPAN |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 400 | 399 | 410
Other geographical areas [member] |  |  |
Statement Line Items [Line Items] |  |  |
Number of employees | 2,023 | 1,204 | 1,114

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