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CONSOLIDATED STATEMENTS OF OPERATIONS (Parentheticals) - USD ($)
$ in Millions
12 Months Ended
Jan. 31, 2023
Jan. 31, 2022
Jan. 31, 2021
Income Statement [Abstract]      
Cost of sales, related parties $ 135.4 $ 90.2 $ 54.8
Net income from discontinued operations, net of tax, related parties   $ 0.3 $ (0.2)