LEASES - Operating Lease Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 17, 2022	Apr. 11, 2021	Apr. 17, 2022	Apr. 11, 2021
Lessor, Lease, Description [Line Items]
Amortization of favorable and unfavorable lease contracts, net	$ 248	$ 0	$ 248	$ 0
Operating lease income - closed restaurants and other	1,407	1,360	3,065	3,225
Franchise contracts
Lessor, Lease, Description [Line Items]
Operating lease income - franchise	52,988	54,142	124,345	126,384
Variable lease income - franchise	23,540	23,759	55,282	55,266
Amortization of favorable and unfavorable lease contracts, net	28	0	28	0
Franchise rental revenues	$ 76,556	$ 77,901	$ 179,655	$ 181,650