ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Total Revenues (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 28, 2026	Jun. 29, 2025	Jun. 30, 2024
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Total revenues	$ 12,910	$ 12,039	$ 12,150
Franchise Royalties [Member]
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Total revenues	4,679	4,620	4,844
Supplier and Distributor Incentive Revenues [Member]
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Total revenues	5,728	4,940	4,833
Franchise License Fees [Member]
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Total revenues	106	153	281
Area Development Exclusivity Fees and Foreign Master License Fees [Member]
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Total revenues	12	13	15
Advertising Fund Contributions [Member]
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Total revenues	2,161	2,031	1,814
Supplier Convention Funds [Member]
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Total revenues	209	217	217
Rental Income [Member]
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Total revenues	0	53	131
Other Franchise Revenue [Member]
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Total revenues	$ 15	$ 12	$ 15