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Goodwill and Intangible Assets - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
May 31, 2019
May 31, 2018
Feb. 28, 2019
Finite-Lived Intangible Assets [Line Items]      
Amortization of trade names, customer lists, and patent $ 1,904 $ 1,415  
Goodwill acquired 893   $ 11,031
Integrated Print & Graphics (Integrated) [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goodwill acquired $ 900