Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Feb. 28, 2021	Feb. 29, 2020
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 486,724	$ 487,201
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(280,815)	(274,097)
Property, Plant and Equipment, Net, Total	205,909	213,104
Land
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	21,328	21,826
Buildings and structures
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	155,338	162,851
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	249,065	252,726
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	31,179	28,938
Automotive equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	3,591	4,394
Construction in progress
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 26,223	$ 16,466