Significant Accounting Policies and General Matters - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Feb. 28, 2025	Feb. 29, 2024	Feb. 28, 2023
Basis Of Presentation And Significant Accounting Policies [Line Items]
Trade receivable maturity period	30 days
Percentage of Inventories valued at LIFO	7.10%	7.00%
Advertising expense	$ 0.2	$ 0.5	$ 0.6
Options outstanding	0	0	0
commercial printing product
Basis Of Presentation And Significant Accounting Policies [Line Items]
Revenues	$ 13.7	$ 15.5	$ 17.1
Minimum [Member]
Basis Of Presentation And Significant Accounting Policies [Line Items]
Amortization period for advertising expense	3 months
Contract with customer, customer payment terms	30 days
Maximum [Member]
Basis Of Presentation And Significant Accounting Policies [Line Items]
Amortization period for advertising expense	12 months
Contract with customer, customer payment terms	90 days
Machinery and Equipment [Member] | Minimum [Member]
Basis Of Presentation And Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Machinery and Equipment [Member] | Maximum [Member]
Basis Of Presentation And Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	11 years
Buildings and Improvements [Member] | Minimum [Member]
Basis Of Presentation And Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	10 years
Buildings and Improvements [Member] | Maximum [Member]
Basis Of Presentation And Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	33 years