Description of Business and Summary of Significant Accounting Policies - Property Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017	Jan. 01, 2017	Dec. 28, 2014
Property, Plant and Equipment [Line Items]
Impairment of Long-Lived Assets Held-for-use	$ 19,500	$ 6,900	$ 1,800
Deferred Revenue	22,932	18,124
Capitalized Store Development Costs		4,700	4,600	$ 3,500
Asset Impairments	$ 23,333	$ 6,935	$ 1,843
Buildings [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life					40 years
Game and ride equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life					4 years
Game and ride equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life					12 years
Non-technical play equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life					15 years
Non-technical play equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life					20 years
Furniture, fixtures and other equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life					4 years
Furniture, fixtures and other equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life					20 years