EMPLOYEE BENEFITS (Details) - USD ($)	12 Months Ended
Jun. 30, 2019	Jun. 24, 2018
Defined Contribution Plan Disclosure [Line Items]
Service required for employees to be eligible to participate in employee benefits plan	6 months
Defined contribution plan, minimum age limit for eligibility to participate in plan	21 years
Percentage of employer contribution on behalf of participating employee	50.00%	50.00%
Maximum percentage of employee's contributions	4.00%	4.00%
Total matching contributions	$ 39,000	$ 44,000
Minimum [Member]
Defined Contribution Plan Disclosure [Line Items]
Percentage of compensation deferred and contributed to employee benefits plan by employee	1.00%
Maximum [Member]
Defined Contribution Plan Disclosure [Line Items]
Percentage of compensation deferred and contributed to employee benefits plan by employee	15.00%

Percentage of employee gross pay the employee may contribute to a defined contribution plan.

No definition available.

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- Definition

Minimum age of individual required to perform services to be fully vested under the deferred compensation arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Namespace Prefix:	rave_
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- Definition

Minimum period the individual is required to perform services to be fully vested under the deferred compensation arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the 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 710
-SubTopic 10
-Section 55
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=6409961&loc=d3e20487-108367

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

+ Details

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- 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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- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

+ Details

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

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Percentage employer matches of the employee's percentage contribution matched.

+ References

No definition available.

+ Details

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- Details

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- Details

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