Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Millions |
Dec. 30, 2016 |
Jan. 01, 2016 |
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| Income Tax Disclosure [Abstract] | ||
| Purchased intangibles | $ 91.9 | $ 122.6 |
| Depreciation and amortization | 11.7 | 11.0 |
| US residual tax on foreign earnings | 11.3 | 12.2 |
| Total deferred tax liabilities | 114.9 | 145.8 |
| Inventory valuation differences | 12.9 | 11.5 |
| Expenses not currently deductible | 27.7 | 26.2 |
| US federal tax credit carryforwards | 0.3 | 0.6 |
| Deferred revenue | 6.9 | 6.6 |
| US state tax credit carryforwards | 15.1 | 16.4 |
| Accrued warranty | 3.1 | 3.4 |
| US federal net operating loss carryforwards | 3.8 | 5.5 |
| Foreign net operating loss carryforwards | 31.2 | 41.7 |
| Stock-based compensation | 31.9 | 29.6 |
| Other | 4.1 | 9.0 |
| Total deferred tax assets | 137.0 | 150.5 |
| Valuation allowance | (30.6) | (34.9) |
| Total deferred tax assets | 106.4 | 115.6 |
| Total deferred tax liabilities | (8.5) | (30.2) |
| Non-current deferred income tax assets | 30.3 | 21.5 |
| Non-current deferred income tax liabilities | $ (38.8) | $ (51.7) |
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- Definition Deferred tax assets credit carryforwards state. No definition available.
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- Definition Deferred Tax Liabilities, Domestic Tax on Foreign Earnings No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from warranty reserves. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from intangible assets including goodwill. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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