Gross proceeds from registered sale equity securities.

No definition available.

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- Definition

Underwriting discounts and offering expenses from sale of equity.

+ References

No definition available.

+ Details

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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- Definition

The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

+ Details

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- Definition

Amount of consideration received by subsidiary or equity investee in exchange for shares of stock issued or sold. Includes amount of cash received, fair value of noncash assets received, and fair value of liabilities assumed by the investor.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Per share or per unit amount of equity securities issued.

+ References

No definition available.

+ Details

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

- 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.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Number of previously issued common shares repurchased by the issuing entity and held in treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Details

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- Details

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- Details

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STOCKHOLDERS’ EQUITY AND STOCK-BASED COMPENSATION (Details Narrative) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		3 Months Ended		6 Months Ended
	Jun. 28, 2021	Jun. 25, 2022	Jun. 26, 2021	Jun. 25, 2022	Jun. 26, 2021
Subsidiary, Sale of Stock [Line Items]
Unrecognized compensation expense		$ 3.0		$ 3.0
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition				3 years
At The Market Offering [Member]
Subsidiary, Sale of Stock [Line Items]
Underwriting discounts and offering expenses		0.1	$ 0.1		$ 0.5
At The Market Offering [Member] \| March 5, 2021 At The Market Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from sale of stock		$ 41.4
At The Market Offering [Member] \| Minimum [Member] \| March 5, 2021 At The Market Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from sale of stock	$ 0.2
At The Market Offering [Member] \| Common Stock [Member]
Subsidiary, Sale of Stock [Line Items]
Sale of stock, number of shares issued	0.6	1.5	0.1		2.5
Treasury shares		0.2		0.2
Gross proceeds from registered sale equity securities	$ 4.8	$ 2.1	$ 0.8		$ 16.8
Share price	$ 8.06	$ 1.26	$ 6.74	$ 1.26	$ 6.74
At The Market Offering [Member] \| Common Stock [Member] \| Maximum [Member] \| Stifel [Member] \| March 5, 2021 At The Market Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Sale of stock		$ 50.0