Property and Equipment - Schedule of Property and Equipment (Details)	3 Months Ended		6 Months Ended		9 Months Ended
	Jun. 30, 2019 USD ($)	Jul. 01, 2018 USD ($)	Jun. 30, 2019 USD ($)	Jul. 01, 2018 USD ($)	Oct. 02, 2016 USD ($)	Sep. 27, 2015 USD ($)
Property, Plant and Equipment [Line Items]
cec_storeimpairmentcharge			$ 1,100,000
Asset Impairment Charges	$ 1,285,000	$ 1,591,000	$ 1,285,000	$ 1,591,000	$ 772,000	$ 0
Number Of Stores Impaired			2	1
cec_carryingvalueofimpairedvenues	$ 700,000		$ 700,000