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Summary of Significant Accounting Policies - Property, Plant and Equipment (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 29, 2018 | Dec. 30, 2017 | Dec. 31, 2016
Property, Plant and Equipment [Line Items] |  |  |
Capitalized Computer Software, For Internal Use, Additions | $ 3.6 | $ 2.2 | $ 3.5
Depreciation | $ 60.4 | $ 52.9 | $ 52.7
Leasehold improvements [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, estimated useful lives description | Shorter of the lease term or the estimated useful life |  |
Building improvements and land improvements [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, estimated useful lives description | Estimated useful life up to 32 years |  |
Minimum [Member] | Computer equipment and related software [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, useful life | 2 years |  |
Minimum [Member] | Buildings [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, useful life | 25 years |  |
Minimum [Member] | Furniture and fixtures [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, useful life | 3 years |  |
Minimum [Member] | Equipment [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, useful life | 3 years |  |
Maximum [Member] | Computer equipment and related software [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, useful life | 7 years |  |
Maximum [Member] | Buildings [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, useful life | 32 years |  |
Maximum [Member] | Furniture and fixtures [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, useful life | 5 years |  |
Maximum [Member] | Equipment [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, useful life | 5 years |  |

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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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- Definition Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 35 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68071081&loc=d3e1205-110223 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790 + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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