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Note 7 - Segment Reporting - Total Sales by Reportable Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2023 | Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Total sales | $ 1,063,670 | $ 1,070,667 | $ 1,000,420 | $ 887,910 | $ 1,049,232 | $ 1,088,258 | $ 1,291,391 | $ 1,135,856 | $ 4,022,667 | $ 4,564,737 | $ 3,737,184
External Net Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | 4,022,667 | 4,564,737 | 3,737,184
Intersegment Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | 0 | 0 | 0
Intersegment Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | (135,489) | (154,430) | (65,462)
Intersegment Eliminations [Member] | External Net Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | 0 | 0 | 0
Intersegment Eliminations [Member] | Intersegment Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | (135,489) | (154,430) | (65,462)
Domestic [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | 3,276,324 | 3,867,866 | 3,164,050
Domestic [Member] | Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | 3,320,261 | 3,928,597 | 3,203,389
Domestic [Member] | Operating Segments [Member] | External Net Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | 3,276,324 | 3,867,866 | 3,164,050
Domestic [Member] | Operating Segments [Member] | Intersegment Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | 43,937 | 60,731 | 39,339
International [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | 746,343 | 696,871 | 573,134
International [Member] | Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | 837,895 | 790,570 | 599,257
International [Member] | Operating Segments [Member] | External Net Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | 746,343 | 696,871 | 573,134
International [Member] | Operating Segments [Member] | Intersegment Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  | $ 91,552 | $ 93,699 | $ 26,123

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