Condensed Consolidated Statements of Changes in Equity (Unaudited) (Parenthetical) - $ / shares	3 Months Ended	9 Months Ended
Oct. 01, 2021	Sep. 27, 2020	Oct. 01, 2021	Sep. 27, 2020
Common Stock
Cash dividend per share (in dollars per share)	$ 0.25	$ 0.25	$ 0.75	$ 0.75
Class B Common Stock
Cash dividend per share (in dollars per share)	$ 0.25	$ 0.25	$ 0.75	$ 0.75

Aggregate dividends paid during the period for each share of common stock outstanding.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

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Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration