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v3.19.2

Inventories - Effect of Accounting Standards Adoption and Accounting Changes on Prior Consolidated Statement of Operations (Detail) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 30, 2019 | Jan. 31, 2019 | Oct. 31, 2018 | Jul. 31, 2018 | Apr. 30, 2018 | Jan. 31, 2018 | Oct. 31, 2017 | Jul. 31, 2017 | Apr. 30, 2019 | Apr. 30, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |  |  |  |
Cost of products sold |  |  |  |  |  |  |  |  | $ 121,231 | $ 125,891
Gross profit | $ 4,842 | $ 5,230 | $ 7,773 | $ 7,474 | $ 9,118 | $ 8,309 | $ 7,911 | $ 6,821 | 25,319 | 32,159
Earnings from continuing operations before income taxes |  |  |  |  |  |  |  |  | 2,134 | 9,619
Income tax expense |  |  |  |  |  |  |  |  | 446 | 4,161
Net earnings | (1,197) | 15 | 1,454 | 1,416 | 1,613 | 888 | 1,765 | 1,192 | 1,688 | 5,458
Net earnings attributable to Kewaunee Scientific Corporation | $ (1,270) | $ (22) | $ 1,414 | $ 1,407 | $ 1,556 | $ 853 | $ 1,724 | $ 1,148 | $ 1,529 | $ 5,281
Basic (in usd per share) | $ (0.46) | $ (0.01) | $ 0.52 | $ 0.51 | $ 0.58 | $ 0.31 | $ 0.64 | $ 0.42 | $ 0.56 | $ 1.94
Diluted (in usd per share) | $ (0.46) | $ (0.01) | $ 0.51 | $ 0.50 | $ 0.56 | $ 0.30 | $ 0.62 | $ 0.42 | $ 0.55 | $ 1.90
As Previously Reported |  |  |  |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |  |  |  |
Cost of products sold |  |  |  |  |  |  |  |  |  | $ 126,030
Gross profit |  |  |  |  |  |  |  |  |  | 32,020
Earnings from continuing operations before income taxes |  |  |  |  |  |  |  |  |  | 9,480
Income tax expense |  |  |  |  |  |  |  |  |  | 4,115
Net earnings |  |  |  |  |  |  |  |  |  | 5,365
Net earnings attributable to Kewaunee Scientific Corporation |  |  |  |  |  |  |  |  |  | $ 5,188
Basic (in usd per share) |  |  |  |  |  |  |  |  |  | $ 1.91
Diluted (in usd per share) |  |  |  |  |  |  |  |  |  | $ 1.87
Adjustments |  |  |  |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |  |  |  |
Cost of products sold |  |  |  |  |  |  |  |  | $ 444 |
Income tax expense |  |  |  |  |  |  |  |  | (104) |
Net earnings |  |  |  |  |  |  |  |  | (340) |
Net earnings attributable to Kewaunee Scientific Corporation |  |  |  |  |  |  |  |  | $ (340) |
Basic (in usd per share) |  |  |  |  |  |  |  |  | $ (0.12) |
Diluted (in usd per share) |  |  |  |  |  |  |  |  | $ (0.12) |
Adjustments | LIFO/FIFO |  |  |  |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |  |  |  |
Cost of products sold |  |  |  |  |  |  |  |  |  | $ (139)
Gross profit |  |  |  |  |  |  |  |  |  | 139
Earnings from continuing operations before income taxes |  |  |  |  |  |  |  |  |  | 139
Income tax expense |  |  |  |  |  |  |  |  |  | 46
Net earnings |  |  |  |  |  |  |  |  |  | 93
Net earnings attributable to Kewaunee Scientific Corporation |  |  |  |  |  |  |  |  |  | $ 93
Basic (in usd per share) |  |  |  |  |  |  |  |  |  | $ 0.03
Diluted (in usd per share) |  |  |  |  |  |  |  |  |  | $ 0.03

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