REVENUE RECOGNITION - Deferred Development and Franchise Fees (Details) $ in Millions	12 Months Ended
	Jun. 24, 2020 USD ($) restaurant		Jun. 26, 2019 USD ($) Restaurant	Sep. 05, 2019 Restaurant
Changes in deferred development and franchise fees [Line Items]
Balance	$ 16.2		$ 0.0
Additions	0.8		0.9
Amount recognized for Chili's restaurant acquisition(1)	(2.6)	[1]	0.0
Amount recognized to Franchise and other revenues	(1.7)		(2.8)
Balance	$ 12.7		16.2
Number of restaurants | restaurant	1,663
Revision of Prior Period, Accounting Standards Update, Adjustment [Member] | Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Changes in deferred development and franchise fees [Line Items]
Cumulative effect adjustment from adoption of ASC 606	$ 0.0		$ 18.1
Chili's Restaurants [Member] | Franchisee [Member]
Changes in deferred development and franchise fees [Line Items]
Number of restaurants | Restaurant			3	116

[1] ⁽¹⁾  Deferred development and franchise fees remaining balances associated with the 116 Chili’s restaurants acquired from a franchisee at the September 5, 2019 acquisition date were recognized in Other (gains) and charges in the Consolidated Statements of Comprehensive Income.