Leases - Supplemental Cash Flows (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 04, 2020	Mar. 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Financing cash flows from finance leases	$ 0	$ 597
Operating cash flows from finance leases	0	0
Operating cash flows from operating leases	6,539	5,512
ROU assets obtained in exchange for lease obligations:
Finance lease liabilities	1,384	0
Operating lease liabilities	$ 4,497	$ 288

Cash Paid Amounts Included in Measurement of Lease Liabilities [Abstract]

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- Definition

Right-of-Use Asset Obtained in Exchange for Lease Obligations [Abstract]

+ References

No definition available.

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- Definition

Amount of interest paid on finance lease liability.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
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- Definition

Amount of cash outflow for principal payment on finance lease.

+ References

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-Name Accounting Standards Codification
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-SubTopic 20
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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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