Leases - Other Lease Related Information (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 27, 2020	Sep. 29, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows used by operating leases	$ 43,858	$ 46,374
Operating cash flows used by finance leases	721	735
Financing cash flows used by finance leases	6,440	7,593
Leased assets obtained in exchange for new operating lease liabilities	84,578	18,053
Leased assets obtained in exchange for new finance lease liabilities	$ 19,122	$ 1,186

Amount of interest paid on finance lease liability.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Amount of cash outflow for principal payment on finance lease.

+ References

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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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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