Organization and Summary of Significant Accounting Policies - Schedule of Operating Lease Asset and Obligation Included in Condensed Consolidated Balance Sheet (Details) - USD ($) $ in Thousands	Jun. 27, 2021	Jun. 28, 2020
Right-of-Use Asset Under Operating Lease:
Other Long-Term Assets	$ 3,399	$ 3,753
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	OTHER LONG-TERM ASSETS	OTHER LONG-TERM ASSETS
Lease Obligation Under Operating Lease:
Current Liabilities: Accrued Liabilities: Other	$ 378	$ 354
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Other	Other
Other Long-Term Liabilities	$ 3,021	$ 3,399
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	OTHER LONG-TERM LIABILITIES	OTHER LONG-TERM LIABILITIES
Operating Lease, Liability	$ 3,399	$ 3,753