v3.7.0.1

Income Taxes (Narrative) (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2017 | Jul. 01, 2016 | Apr. 03, 2015 | Jun. 30, 2017 | Jul. 01, 2016 | Dec. 30, 2016
Income Tax Contingency [Line Items] |  |  |  |  |  |
Effective income tax rate | 26.00% | 7.00% |  | 25.00% | 18.00% |
Statutory federal income tax rate |  |  |  | 35.00% | 35.00% |
Unrecognized tax benefits that would impact effective tax rate | $ 66.9 |  |  | $ 66.9 |  | $ 60.5
Unrecognized tax benefit liabilities include interest and penalties | 10.1 |  |  | 10.1 |  | 9.3
Tax Year 2010 and 2011 [Member] | Internal Revenue Service (IRS) [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Proposed Adjustments on Income Tax Assessments |  |  | $ 67.0 |  |  |
Written proposal to IRS assessment |  |  |  |  |  | $ 15.8
Decrease in Unrecognized Tax Benefits is Reasonably Possible | $ 8.6 |  |  | $ 8.6 |  |

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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32698-109319 + Details
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- Definition Estimated amount of loss resulting from an adverse tax position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d)(3) -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32718-109319 + Details
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