CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' DEFICIT (Parenthetical) - shares	3 Months Ended
Mar. 29, 2020	Jun. 30, 2019	Mar. 31, 2019
Treasury stock, acquired (in shares)	427	851	56,934
Common Class A
Issuance of shares under stock plans	1,190	2,320	168,610

Number of new stock issued during the period.

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-Name Accounting Standards Codification
-Topic 505
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration