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Leases - Weighted Average (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 26, 2021 | Sep. 27, 2020 | Sep. 26, 2021 | Sep. 27, 2020
Leases [Abstract] |  |  |  |
Operating lease liabilities arising from obtaining right-of-use assets | $ 2.2 | $ 3.8 | $ 4.1 | $ 4.8
Finance lease liabilities arising from obtaining right-of-use assets | $ 5.8 | $ 0.8 | $ 5.8 | $ 1.2
Weighted-average remaining lease term (in years): |  |  |  |
Operating leases | 4 years 10 months 17 days | 5 years 4 months 9 days | 4 years 10 months 17 days | 5 years 4 months 9 days
Finance leases | 16 years 4 months 17 days | 18 years 3 days | 16 years 4 months 17 days | 18 years 3 days
Weighted-average discount rate: |  |  |  |
Operating leases | 6.50% | 6.50% | 6.50% | 6.50%
Finance leases | 6.51% | 6.52% | 6.51% | 6.52%

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