ACCRUED AND OTHER LIABILITIES (Schedule of Other Liabilities) (Details) - USD ($) $ in Millions		Dec. 29, 2021	Jun. 30, 2021
Other liabilities [Line Items]
Insurance		$ 36.5	$ 35.0
Deferred payroll taxes	[1]	27.2	27.2
Deferred franchise and development fees		9.6	10.4
Unrecognized tax benefits		2.7	3.5
Other		5.4	5.9
Other liabilities		$ 81.4	$ 82.0

[1] Deferred payroll taxes consists of the second installment of the deferral of the employer portion of certain payroll related taxes as allowed under the CARES Act which is due on December 31, 2022.