Stockholders' Equity - Schedule of Share-based Compensation, Fair Value of Stock-Based Compensation Granted (Details) $ in Thousands	12 Months Ended
	Jan. 03, 2020 USD ($)
Schedule of Employee Service Share-based Compensation [Line Items]
Total stock-based compensation expense	$ 15,854
Stock Options
Schedule of Employee Service Share-based Compensation [Line Items]
Total stock-based compensation expense	14,813
Restricted Stock Units (RSUs)
Schedule of Employee Service Share-based Compensation [Line Items]
Total stock-based compensation expense	728
Restricted Stock
Schedule of Employee Service Share-based Compensation [Line Items]
Total stock-based compensation expense	$ 313