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Restaurant Information (Details) - Restaurant	3 Months Ended
	Jun. 30, 2022	Sep. 30, 2022	Sep. 30, 2021
Franchisor Disclosure
Number of Restaurants		39,980	39,676
Number of restaurants sold	850
Franchised
Franchisor Disclosure
Number of Restaurants		37,930	36,986
Franchised | Conventional franchised
Franchisor Disclosure
Number of Restaurants		21,641	21,552
Franchised | Developmental licensed
Franchisor Disclosure
Number of Restaurants		8,144	7,795
Franchised | Affiliated
Franchisor Disclosure
Number of Restaurants		8,145	7,639
Company-operated
Franchisor Disclosure
Number of Restaurants		2,050	2,690

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Number of Restaurants Sold

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