Description of Business and Basis of Presentation - Fiscal Years (Details)	3 Months Ended			4 Months Ended	9 Months Ended	12 Months Ended
	Dec. 30, 2018	Jun. 17, 2018	Mar. 25, 2018	Oct. 07, 2018	Oct. 07, 2018	Dec. 30, 2018	Dec. 31, 2017
Fiscal period	84 days	84 days	84 days	112 days		364 days	364 days
Minimum
Fiscal period					364 days
Maximum
Fiscal period					371 days