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Summary of Accounting Policies - Additional Information (Detail) (USD $) In Millions, except Share data, unless otherwise specified | 12 Months Ended |  | 12 Months Ended |  |  | 12 Months Ended |  | 12 Months Ended
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Dec. 28, 2013 | Dec. 29, 2012 | Dec. 31, 2011 | Jan. 01, 2011 | Dec. 29, 2012 Contractual Maturity One To Five Years [Member] | Dec. 28, 2013 AAA-Rated Money Market Funds [Member] | Dec. 29, 2012 AAA-Rated Money Market Funds [Member] | Dec. 28, 2013 Finance Receivables [Member] | Dec. 28, 2013 Contract Receivables Related To Equipment Leases [Member] | Jan. 02, 2010 CIT Group Inc. [Member] | Dec. 28, 2013 Minimum [Member] | Dec. 28, 2013 Maximum [Member] | Dec. 28, 2013 Maximum [Member] Finance Receivables [Member] | Dec. 28, 2013 Maximum [Member] Contract Receivables Related To Franchise Finance [Member]
Summary Of Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of ownership interest under equity method accounting |  |  |  |  |  |  |  |  |  |  | 20.00% | 50.00% |  |
Investments in unconsolidated affiliates | $ 14.2 | $ 13.5 |  |  |  |  |  |  |  |  |  |  |  |
Note receivable due from sold equity investment |  | 32.0 |  |  | 5.0 |  |  |  |  |  |  |  |  |
Unconsolidated affiliate, including of cash |  | 27.0 |  |  |  |  |  |  |  |  |  |  |  |
Equity investment dividends | 0 | 0 | 5.0 |  |  |  |  |  |  |  |  |  |  |
Purchases from unconsolidated affiliates | 16.0 | 15.2 | 20.1 |  |  |  |  |  |  |  |  |  |  |
LLC ownership percentages acquired from joint venture termination |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |
Pretax arbitration settlement gain |  |  | 18.0 |  |  |  |  |  |  |  |  |  |  |
Revenue recognition, length, in months |  |  |  |  |  |  |  |  |  |  | 12 months | 60 months |  |
Franchise fee | 11.9 | 9.9 | 8.8 |  |  |  |  |  |  |  |  |  |  |
Research and engineering costs | 48.4 | 44.8 | 41.2 |  |  |  |  |  |  |  |  |  |  |
Capitalized software development costs | 19.0 | 23.0 | 19.5 |  |  |  |  |  |  |  |  |  |  |
Amortization of capitalized software development costs | 14.9 | 14.3 | 12.6 |  |  |  |  |  |  |  |  |  |  |
Unamortized capitalized software development costs | 45.1 | 41.1 |  |  |  |  |  |  |  |  |  |  |  |
Shipping and handling charges related to manufacturing activities | 37.9 | 37.1 | 39.3 |  |  |  |  |  |  |  |  |  |  |
Shipping and handling charges | 72.7 | 65.4 | 64.0 |  |  |  |  |  |  |  |  |  |  |
Advertising and promotion expenses | 49.9 | 50.1 | 46.3 |  |  |  |  |  |  |  |  |  |  |
Foreign exchange gain (loss) | (4.4) | (0.7) | (2.6) |  |  |  |  |  |  |  |  |  |  |
Dilutive shares | 881,381 | 669,503 | 533,056 |  |  |  |  |  |  |  |  |  |  |
Options to purchase common stock not included in the computation of diluted earnings per share |  | 296,643 | 2,218,407 |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents | $ 217.6 | $ 214.5 | $ 185.6 | $ 572.2 |  | $ 91.6 | $ 84.8 |  |  |  |  |  |  |
Days past due, finance receivables assessed for charge-off |  |  |  |  |  |  |  | 120 days |  |  |  |  |  |
Days past due, receivables charged-off |  |  |  |  |  |  |  |  | 150 days |  |  |  | 60 days | 180 days
Days, past due, customer bankruptcies charged-off for finance and contract receivables |  |  |  |  |  |  |  |  |  |  |  | 180 days |  |

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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373 + Details
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