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Leases - Lessee Narrative (Details) - USD ($) $ in Millions | 9 Months Ended | 12 Months Ended
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Sep. 28, 2019 | Dec. 29, 2018
Lessee, Lease, Description [Line Items] |  |
Rent expense |  | $ 33.0
Sales-type lease total future minimum lease payments | $ 348.3 |
Unearned finance charges | $ 63.9 |
Minimum |  |
Lessee, Lease, Description [Line Items] |  |
Operating and finance leases contract terms | 1 year |
Maximum |  |
Lessee, Lease, Description [Line Items] |  |
Operating and finance leases contract terms | 20 years |
Financing Receivable |  |
Lessee, Lease, Description [Line Items] |  |
Sales-type lease total future minimum lease payments | $ 91.4 |
Unearned finance charges | $ 17.8 |
Sales-type lease payment terms | 5 years |
Contract Receivable |  |
Lessee, Lease, Description [Line Items] |  |
Sales-type lease total future minimum lease payments | $ 256.9 |
Unearned finance charges | $ 46.1 |
Sales-type lease payment terms | 7 years |

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- Definition Lessee, Operating And Finance Leases, Term Of Contract + References No definition available. + Details
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- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Term of lessor's sales-type lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=119202524&loc=SL77919359-209981 + Details
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- Definition Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=119202524&loc=SL77919391-209981 + Details
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- Definition Amount of undiscounted lease receivable in excess of discounted receivable for sales-type and direct financing leases. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=119202524&loc=SL77919391-209981 + Details
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