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Supplemental Cash Flow Information Related to Leases (Detail) - USD ($) $ in Thousands	9 Months Ended
	Sep. 27, 2021	Sep. 28, 2020
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 6,321	$ 6,636
Right-of-use assets obtained in exchange for new lease obligations:
Operating leases	1,954	$ 6,559
Finance lease	$ 15,256

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- Definition

Cash paid for amounts included in the measurement of lease liabilities.

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Right of use assets obtained in exchange for lease obligations.

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 5
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977

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-Publisher FASB
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-Section 50
-Paragraph 4
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- Definition

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

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 55
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-URI http://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971

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

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 55
-Paragraph 53
-URI http://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971

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-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980

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