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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

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