Goodwill and Intangible Assets, Net (Intangible Assets - Table) (Details) - USD ($)	6 Months Ended			12 Months Ended
	Jun. 30, 2019	Jul. 01, 2018	Jun. 25, 2017	Dec. 29, 2019	Dec. 30, 2018
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, accumulated amortization				$ (82,653,000)	$ (117,559,000)
Intangible assets, gross (excluding goodwill)				553,268,000	621,531,000
Intangible assets, net (excluding goodwill)				$ 470,615,000	503,972,000
Impairment of intangible assets, indefinite-lived (excluding goodwill)	$ 0	$ 0	$ 0
Weighted average [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, remaining amortization period				9 years
Trademarks [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross				$ 81,381,000	81,381,000
Finite-lived intangible assets, accumulated amortization				(47,882,000)	(44,057,000)
Finite-lived intangible assets, net				$ 33,499,000	37,324,000
Trademarks [Member] | Weighted average [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, remaining amortization period				9 years
Favorable leases [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross				$ 0	64,307,000
Finite-lived intangible assets, accumulated amortization				0	(41,447,000)
Finite-lived intangible assets, net				$ 0	22,860,000
Favorable leases [Member] | Weighted average [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, remaining amortization period				0 years
Franchise agreements [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross				$ 14,881,000	14,881,000
Finite-lived intangible assets, accumulated amortization				(14,356,000)	(13,212,000)
Finite-lived intangible assets, net				$ 525,000	1,669,000
Franchise agreements [Member] | Weighted average [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, remaining amortization period				1 year
Reacquired franchise rights [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross				$ 42,390,000	46,446,000
Finite-lived intangible assets, accumulated amortization				(20,415,000)	(18,843,000)
Finite-lived intangible assets, net				$ 21,975,000	27,603,000
Reacquired franchise rights [Member] | Weighted average [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, remaining amortization period				11 years
Trade names [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets (excluding goodwill)				$ 414,616,000	$ 414,516,000