Goodwill and Intangible Assets - Additional Information (Detail) - USD ($)	12 Months Ended
Feb. 28, 2021	Feb. 29, 2020	Feb. 28, 2019
Finite-Lived Intangible Assets [Line Items]
Goodwill Impairment charge	$ 0	$ 0
Amortization of trade names, customer lists, and patent	8,115,000	7,769,000	$ 7,118,000
Goodwill acquired	6,120,000	893,000
Infoseal LLC [Member]
Finite-Lived Intangible Assets [Line Items]
Goodwill acquired	$ 6,100,000
Integrated Print & Graphics (Integrated) [Member]
Finite-Lived Intangible Assets [Line Items]
Goodwill acquired		$ 900,000

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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