Basis of Presentation - Additional Information (Detail) - Joint Venture Transactions	Feb. 28, 2022 JointVenture
Significant Accounting Policies [Line Items]
Number Of Joint Ventures	4
Spartan
Significant Accounting Policies [Line Items]
Percent of controlling interest by the Company	52.00%
TWB
Significant Accounting Policies [Line Items]
Percent of controlling interest by the Company	55.00%
Samuel
Significant Accounting Policies [Line Items]
Percent of controlling interest by the Company	63.00%
Worthington Specialty Processing
Significant Accounting Policies [Line Items]
Percent of controlling interest by the Company	51.00%