Acquisitions - Summary of Purchase Price Allocation (Detail) - USD ($) $ in Thousands	Feb. 28, 2021	Dec. 31, 2020	Feb. 29, 2020	Jul. 15, 2019	Mar. 16, 2019	Feb. 28, 2019	Jul. 31, 2018
Business Acquisition [Line Items]
Goodwill	$ 88,647		$ 82,527			$ 81,634
Infoseal LLC [Member]
Business Acquisition [Line Items]
Accounts receivable		$ 1,966
Inventories		1,257
Right-of-use asset		3,865
Property, plant & equipment		7,000
Goodwill		6,100
Goodwill and intangibles		10,390
Accounts payable and accrued liabilities		(1,411)
Operating lease liability		(3,865)
Total purchase consideration		$ 19,202
The Flesh Company (Flesh) [Member]
Business Acquisition [Line Items]
Accounts receivable				$ 2,480
Inventories				1,343
Other assets				191
Right-of-use asset				715
Property, plant & equipment				7,065
Accounts payable and accrued liabilities				(2,251)
Operating lease liability				(700)
Deferred income taxes				(206)
Total purchase consideration				9,874
Integrated Print & Graphics (Integrated) [Member]
Business Acquisition [Line Items]
Accounts receivable					$ 1,971
Inventories					1,322
Other assets					72
Right-of-use asset					2,041
Property, plant & equipment					3,828
Goodwill					893
Accounts payable and accrued liabilities					(1,044)
Operating lease liability					(2,041)
Total purchase consideration					8,859
Wright Business Graphics, Inc [Member]
Business Acquisition [Line Items]
Accounts receivable							$ 5,220
Prepaid expenses							427
Inventories							4,365
Other assets							88
Property, plant & equipment							10,331
Goodwill							11,031
Accounts payable and accrued liabilities							(4,226)
Deferred income taxes							(5,542)
Total purchase consideration							38,871
Customer Lists | The Flesh Company (Flesh) [Member]
Business Acquisition [Line Items]
Non-compete, Customer lists, Trade names and Trademark				337
Customer Lists | Integrated Print & Graphics (Integrated) [Member]
Business Acquisition [Line Items]
Non-compete, Customer lists, Trade names and Trademark					896
Customer Lists | Wright Business Graphics, Inc [Member]
Business Acquisition [Line Items]
Non-compete, Customer lists, Trade names and Trademark							12,900
Trademarks | The Flesh Company (Flesh) [Member]
Business Acquisition [Line Items]
Non-compete, Customer lists, Trade names and Trademark				880
Trademarks | Integrated Print & Graphics (Integrated) [Member]
Business Acquisition [Line Items]
Non-compete, Customer lists, Trade names and Trademark					896
Trademarks | Wright Business Graphics, Inc [Member]
Business Acquisition [Line Items]
Non-compete, Customer lists, Trade names and Trademark							3,830
Noncompete Agreements | The Flesh Company (Flesh) [Member]
Business Acquisition [Line Items]
Non-compete, Customer lists, Trade names and Trademark				$ 20
Noncompete Agreements | Integrated Print & Graphics (Integrated) [Member]
Business Acquisition [Line Items]
Non-compete, Customer lists, Trade names and Trademark					$ 25
Noncompete Agreements | Wright Business Graphics, Inc [Member]
Business Acquisition [Line Items]
Non-compete, Customer lists, Trade names and Trademark							$ 447