Summary of Accounting Policies - Narrative (Detail) - USD ($)		12 Months Ended
	Dec. 30, 2018	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Summary Of Accounting Policies [Line Items]
Research and engineering costs		$ 59,100,000	$ 61,200,000	$ 60,900,000
Capitalized software development costs		12,600,000	9,700,000	11,300,000
Amortization of capitalized software development costs		10,100,000	13,400,000	14,700,000
Unamortized capitalized software development costs		42,600,000	40,200,000
Shipping and handling charges related to manufacturing activities		56,500,000	53,700,000	49,700,000
Advertising and promotion expenses		47,700,000	55,600,000	55,700,000
Foreign exchange loss		$ 3,600,000	$ 3,900,000	$ 7,000,000.0
Number of anti-dilutive awards outstanding (in shares)		1,215,695	685,533	722,715
Dilutive shares (in shares)		748,395	986,984	1,207,285
Cash and cash equivalents		$ 0	$ 0
Days, past due, customer bankruptcies charged-off for finance and contract receivables		180 days
Impact of the Tax Act on Accumulated Other Comprehensive Income (ASU No. 2018-02)	$ 45,900,000
Unconsolidated Affiliates
Summary Of Accounting Policies [Line Items]
Investments in unconsolidated affiliates		$ 18,800,000	18,500,000
Purchases from unconsolidated affiliates		10,400,000	11,200,000	$ 11,600,000
Sales to unconsolidated affiliates		$ 600,000	800,000	500,000
Finance Receivables
Summary Of Accounting Policies [Line Items]
Days past due, finance receivables assessed for charge-off		120 days
Days past due, receivables charged-off		60 days
Contract Receivables Related To Equipment Leases
Summary Of Accounting Policies [Line Items]
Days past due, receivables charged-off		150 days
Contract Receivables Related To Franchise Finance
Summary Of Accounting Policies [Line Items]
Days past due, receivables charged-off		180 days
Shipping and Handling
Summary Of Accounting Policies [Line Items]
Shipping and handling charges		$ 88,700,000	$ 84,300,000	$ 82,300,000