EQUITY AND NONCONTROLLING INTERESTS - Rollforward of Redeemable Noncontrolling Interest (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 25, 2021	Dec. 26, 2020	Dec. 28, 2019
Increase (Decrease) in Temporary Equity [Roll Forward]
Beginning balance	$ 25,499	$ 28,647
Adjustment of noncontrolling interests to redemption value	21,312	0
Purchase of a 10% redeemable noncontrolling interest	0	(3,732)
Net income (loss) attributable to noncontrolling interests	5,375	(852)
Foreign currency translation	824	1,436
Ending balance	$ 53,010	$ 25,499
Citoxlab
Redeemable Noncontrolling Interest [Line Items]
Non-controlling interest percentage acquired		10.00%	10.00%

Temporary Equity, Increase (Decrease) To Noncontrolling Interest

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

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- Definition

Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.19)
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

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- Definition

As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

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-Topic 480
-SubTopic 10
-Section S99
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Value of accretion of temporary equity to its redemption value during the period.

+ References

No definition available.

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- Definition

Adjustments to temporary equity resulting from foreign currency translation adjustments.

+ References

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