Organization and Description of Business and Accounting Policies - Additional Information (Details) - USD ($)			12 Months Ended
	Dec. 29, 2018	Dec. 22, 2017	Jan. 03, 2020	Dec. 28, 2018	Dec. 29, 2017
Organization And Description Of Business And Accounting Policies [Line Items]
Revenue, Remaining Performance Obligation, Amount			$ 0
Deferred Revenues			0	$ 0	$ 0
Goodwill			$ 1,786,000	$ 1,786,000
U.S. corporate tax rate		35.00%	21.00%	21.00%	34.00%
Percentage of deduction in GILTI			50.00%
Executive Officers and Employees | Restricted Stock
Organization And Description Of Business And Accounting Policies [Line Items]
Option Vesting Term			3 years
Board of Directors
Organization And Description Of Business And Accounting Policies [Line Items]
Option Vesting Term			1 year
Board of Directors | Restricted Stock
Organization And Description Of Business And Accounting Policies [Line Items]
Option Vesting Term			1 year
Topic 842
Organization And Description Of Business And Accounting Policies [Line Items]
Cumulative adjustment accumulated deficit				$ 113,000
Accounting Standards Update 2018-07
Organization And Description Of Business And Accounting Policies [Line Items]
Cumulative adjustment accumulated deficit	$ (315,000)
Minimum | Restricted Stock
Organization And Description Of Business And Accounting Policies [Line Items]
Requisite Service Period			1 year
Minimum | Executive Officers and Employees
Organization And Description Of Business And Accounting Policies [Line Items]
Option Vesting Term			3 years
Maximum | Restricted Stock
Organization And Description Of Business And Accounting Policies [Line Items]
Requisite Service Period			3 years
Maximum | Executive Officers and Employees
Organization And Description Of Business And Accounting Policies [Line Items]
Option Vesting Term			4 years
Patents And Licenses | Minimum
Organization And Description Of Business And Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life			3 years
Patents And Licenses | Maximum
Organization And Description Of Business And Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life			20 years
Customer Relationships
Organization And Description Of Business And Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years
Developed technology | Minimum
Organization And Description Of Business And Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life			3 years
Developed technology | Maximum
Organization And Description Of Business And Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years
Customer Concentration Risk | One Customer | Trade Accounts Receivable
Organization And Description Of Business And Accounting Policies [Line Items]
Concentration risk, percentage			43.00%	36.00%
Customer Concentration Risk | One Customer | Sales Revenue, Net
Organization And Description Of Business And Accounting Policies [Line Items]
Concentration risk, percentage			43.00%	37.00%	27.00%
Vendor Concentration Risk | Consolidated Accounts Payable
Organization And Description Of Business And Accounting Policies [Line Items]
Concentration risk, percentage				10.00%
Vendor Concentration Risk | Consolidated Accounts Payable | Maximum
Organization And Description Of Business And Accounting Policies [Line Items]
Concentration risk, percentage			11.00%
Vendor Concentration Risk | Consolidated Purchases | Maximum
Organization And Description Of Business And Accounting Policies [Line Items]
Concentration risk, percentage			10.00%	10.00%	10.00%