Discontinued Operations (Balance sheet) (Details) - USD ($) $ in Thousands	Jun. 25, 2022	Dec. 25, 2021
Current Assets of Discontinued Operations:
Current Assets Held for Discontinued Operations	$ 2,480	$ 5,991
Long Term Assets of Discontinued Operations:
Long Term Assets Held for Discontinued Operations	2,063	2,752
Current Liabilities of Discontinued Operations:
Current Liabilities Held for Discontinued Operations	3,337	5,362
Long Term Liabilities of Discontinued Operations
Long Term Liabilities Held for Discontinued Operations	3,825	4,488
Discontinued Operations, Disposed of by Sale | Commercial Divestiture
Current Assets of Discontinued Operations:
Receivables, net	1,694	3,406
Inventories, net	769	1,927
Prepaid expenses	17	658
Current Assets Held for Discontinued Operations	2,480	5,991
Long Term Assets of Discontinued Operations:
Property, plant and equipment, net	274	292
Operating lease right of use assets	161	242
Other assets	1,628	2,218
Long Term Assets Held for Discontinued Operations	2,063	2,752
Current Liabilities of Discontinued Operations:
Accounts payable	938	2,133
Accrued expenses	2,238	3,062
Current portion of operating lease liabilities	161	167
Current Liabilities Held for Discontinued Operations	3,337	5,362
Long Term Liabilities of Discontinued Operations
Operating lease liabilities	0	75
Other long term liabilities	3,825	4,413
Long Term Liabilities Held for Discontinued Operations	$ 3,825	$ 4,488