Nature of Operations and Significant Accounting Policies - Property and Equipment (Details)	12 Months Ended
	Dec. 30, 2017
Equipment and software | Minimum
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	3 years
Equipment and software | Maximum
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	5 years
Tools, Dies and Molds | Minimum
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	1 year
Tools, Dies and Molds | Maximum
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	3 years
Building
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	30 years