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Leases - Supplemental Cash Flow Information (Details) $ in Millions	9 Months Ended
	Sep. 28, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities:
Financing cash flows from finance leases	$ 1.0
Operating cash flows from finance leases	0.2
Operating cash flows from operating leases	17.5
ROU assets obtained in exchange for new lease obligations:
Finance lease liabilities	1.3
Operating lease liabilities	$ 9.6

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Cash Paid For Amounts Included In The Measurement Of Lease Liabilities [Abstract]

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Right-Of-Use Assets Obtained In Exchange For New Lease Obligations [Abstract]

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Amount of interest paid on finance lease liability.

+ References

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Amount of cash outflow for principal payment on finance lease.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Amount of increase in right-of-use asset obtained in exchange for finance lease liability.

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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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