CONDENSED CONSOLIDATED STATEMENT of CHANGES in STOCKHOLDERS' EQUITY (unaudited) (Parenthetical) - $ / shares	Jul. 02, 2021	Apr. 02, 2021	Jan. 01, 2021	Sep. 30, 2020	Jun. 26, 2020	Mar. 27, 2020	Dec. 27, 2019
CONDENSED CONSOLIDATED STATEMENT of CHANGES in STOCKHOLDERS' EQUITY (unaudited)
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01

Face amount or stated value per share of common stock.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant