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BUSINESS SEGMENT INFORMATION (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023
BUSINESS SEGMENT INFORMATION |  |  |  |
Net sales | $ 249,129 | $ 229,136 | $ 467,443 | $ 434,637
EBIT | 32,447 | 25,619 | 54,568 | 46,176
Less: Interest expense | (3,226) | (2,269) | (5,893) | (3,927)
Earnings before income taxes | 29,221 | 23,350 | 48,675 | 42,249
A&D |  |  |  |
BUSINESS SEGMENT INFORMATION |  |  |  |
Net sales | 114,701 | 98,982 | 209,434 | 181,965
EBIT | 23,377 | 18,795 | 40,040 | 31,331
USG |  |  |  |
BUSINESS SEGMENT INFORMATION |  |  |  |
Net sales | 87,309 | 79,161 | 170,293 | 150,206
EBIT | 17,575 | 14,061 | 35,200 | 30,192
Test |  |  |  |
BUSINESS SEGMENT INFORMATION |  |  |  |
Net sales | 47,119 | 50,993 | 87,716 | 102,466
EBIT | 5,542 | 7,226 | 7,321 | 12,637
Corporate (loss) |  |  |  |
BUSINESS SEGMENT INFORMATION |  |  |  |
EBIT | $ (14,047) | $ (14,463) | $ (27,993) | $ (27,984)

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