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Leases - Supplemental Balance Sheet (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 25, 2022
--- | --- | ---
Operating Leases: |  |
Operating lease right-of-use assets | $ 45.7 | $ 47.4
Current portion of operating lease liabilities | 12.1 | 10.8
Operating lease liabilities, net of current portion | 37.8 | 40.8
Finance leases: |  |
Property, plant and equipment, net | 45.4 | 45.8
Other current liabilities | 1.3 | 1.7
Other long-term liabilities | $ 50.9 | $ 49.9
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] | Property, plant and equipment, net | Property, plant and equipment, net
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] | Other current liabilities | Other current liabilities
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | Other long-term liabilities | Other long-term liabilities

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- Definition Finance Lease, Assets And Liabilities, Lessee [Abstract] + References No definition available. + Details
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- Definition Operating Lease, Assets And Liabilities, Lessee [Abstract] + References No definition available. + Details
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-1 + Details
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-1 + Details
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- Definition Amount, after accumulated amortization, of right-of-use asset from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-1 + Details
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- Definition Amount of lessee's right to use underlying asset under operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-1 + Details
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