FISCAL 2020 CHILI'S RESTAURANT ACQUISITION (Details) $ in Millions			3 Months Ended			6 Months Ended
		Sep. 05, 2019 USD ($) Restaurants	Dec. 23, 2020 USD ($) Restaurants	Dec. 25, 2019 USD ($)	Sep. 25, 2019 USD ($)	Dec. 23, 2020 USD ($) Restaurants	Dec. 25, 2019 USD ($)	Jun. 24, 2020 USD ($)
Business Acquisition [Line Items]
Number of restaurants | Restaurants			1,655			1,655
Acquisition of franchise restaurants costs, net of (gains)			$ 0.0	$ 2.0		$ 0.0	$ 1.5
Goodwill			$ 188.0			$ 188.0		$ 187.6
Chili's restaurant acquisition [Member]
Business Acquisition [Line Items]
Number of restaurants | Restaurants		116
Cash consideration for acquisition, including post-closing adjustments					$ 96.0
Acquisition of franchise restaurants costs, net of (gains)				2.0			1.5
Professional services, transaction and transition related costs				1.6			3.1
Acquisition transaction costs, related to sublease with franchisee				$ 0.4			$ 0.4
Loss on derecognition of franchisee straight-line rent balance		$ 1.0
Franchise deferred revenue recognized upon acquisition		2.6
Current assets	[1]	7.3
Property and equipment		60.3
Operating lease assets		163.5
Reacquired franchise rights	[2]	6.9
Goodwill	[3]	22.4
Total assets acquired		260.4
Current liabilities	[4]	9.1
Operating lease liabilities, less current portion		158.3
Total liabilities assumed		167.4
Net assets acquired	[5]	$ 93.0
Weighted average amortization period, reacquired franchise rights		8 years
Purchase price excluding customary working capital adjustments		$ 99.0
Closing adjustments		3.2
Prepayment of leases between Brinker and franchisee		$ 2.8

[1] Current assets included petty cash, inventory, and restaurant supplies.

[2] Reacquired franchise rights have a weighted average amortization period of approximately 8 years.

[3] Goodwill is expected to be deductible for tax purposes. The portion of the purchase price attributable to goodwill represents the benefits expected as a result of the acquisition, including sales and unit growth opportunities, and the benefit of the assembled workforce of the acquired restaurants.

[4] Current liabilities included current portion of operating lease liabilities, gift card liability and accrued property tax.

[5] Net assets acquired at fair value are equal to the total purchase price of $99.0 million, less $3.2 million of closing adjustments and $2.8 million allocated to prepayment of leases entered into between us and the franchisee.