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Unaudited Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Aug. 31, 2019 | Aug. 31, 2018 | Aug. 31, 2019 | Aug. 31, 2018
Statement Of Income And Comprehensive Income [Abstract] |  |  |  |
Net earnings | $ 9,533 | $ 9,567 | $ 19,165 | $ 18,814
Adjustment to pension, net of taxes | 222 | 247 | 456 | 508
Comprehensive income | $ 9,755 | $ 9,814 | $ 19,621 | $ 19,322

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