Income Taxes Schedule of Components of Income Tax Expense (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
Current	$ 90,000	$ 53,000	$ 95,000	$ 65,000
Deferred	1,789,000	(8,561,000)	(7,342,000)	(8,219,000)
Change in valuation allowance	(1,789,000)	0	359,000	0
Provision (benefit) for income taxes	$ 90,000	$ (8,508,000)	$ (6,888,000)	$ (8,154,000)