Income Taxes Schedule of Components of Income Tax Expense (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 28, 2021	Jun. 28, 2020	Jun. 28, 2021	Jun. 28, 2020
Income Tax Disclosure [Abstract]
Current	$ (16,000)	$ 90,000	$ (16,000)	$ 95,000
Deferred	(2,572,000)	1,789,000	(5,233,000)	(7,342,000)
Change in valuation allowance	2,556,000	(1,789,000)	2,556,000	359,000
Provision (benefit) for income taxes	$ (32,000)	$ 90,000	$ (2,693,000)	$ (6,888,000)