SUBSEQUENT EVENTS (Details Narrative) - USD ($) $ in Millions	6 Months Ended
Jun. 26, 2021	Jun. 01, 2021
SUBSEQUENT EVENTS
Reduction in backlog	$ 0.5
Bad debt reserve		$ 1.4

Amount of bad debt reserves for tax purposes of qualified lenders excluded in calculating deferred taxes.

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Name:	us-gaap_BadDebtReserveForTaxPurposesOfQualifiedLender
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant