XML 46 R35.htm IDEA: XBRL DOCUMENT v3.22.0.1

Note 5 (Details Textual) - shares	3 Months Ended
	Dec. 25, 2021	Dec. 26, 2020	Dec. 25, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares)	0	0
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Month)	51 months
Share Based Compensation Arrangement by Share Based Payment Award Fair Value Assumptions Volatility Calculation Term (Year)	10 years
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period (in shares)	8,873		0
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period (in shares)	8,868		0

X

- Definition

The term calculated for volatility in fair value assumptions.

+ References

No definition available.

+ Details

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Namespace Prefix:	jjsf_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Period Type:	duration

X

- Definition

Number of shares issued under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

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X

- Definition

Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)(i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.D.2)
-URI http://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809

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X

- Details

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