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Goodwill and Intangible Assets - Narrative (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Feb. 29, 2020
Feb. 28, 2022
Feb. 28, 2021
Feb. 29, 2020
Finite-Lived Intangible Assets [Line Items]        
Other   $ (477) $ (1,693)  
Divestiture $ 7,900 0 3,394  
Impairment loss on long lived assets   0 0 $ 9,157
Finite-Lived Intangible Assets, Net   72,326 83,891  
Indefinite-lived trade names   3,400 3,400  
Operating Segments | Infrastructure Solutions        
Finite-Lived Intangible Assets [Line Items]        
Other   0 (1,693)  
Divestiture   $ 0 2,262  
Nuclear Logistics Business [Member]        
Finite-Lived Intangible Assets [Line Items]        
Impairment loss on long lived assets     14,600  
Finite-Lived Intangible Assets, Net     $ 7,200