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Note 2 - Acquisitions - Pro Forma (Details) - Metal-Fab [Member] $ / shares in Units, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 USD ($) $ / shares
Net sales | $ | $ 2,656,254
Net income (loss) | $ | $ 94,619
Basic earnings per share (in dollars per share) | $ / shares | $ 8.19
Diluted earnings per share (in dollars per share) | $ / shares | $ 8.19
Historical OSI [Member] |
Net sales | $ | $ 2,559,990
Net income (loss) | $ | $ 90,931
Basic earnings per share (in dollars per share) | $ / shares | $ 7.87
Diluted earnings per share (in dollars per share) | $ / shares | $ 7.87
Historical [Member] |
Net sales | $ | $ 95,528
Net income (loss) | $ | $ 16,538
Basic earnings per share (in dollars per share) | $ / shares | $ 1.43
Diluted earnings per share (in dollars per share) | $ / shares | $ 1.43
Pro Forma [Member] |
Net sales | $ | $ 736
Net income (loss) | $ | $ (12,850)
Basic earnings per share (in dollars per share) | $ / shares | $ (1.11)
Diluted earnings per share (in dollars per share) | $ / shares | $ (1.11)

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