Accounting Policies (Details) - USD ($) $ in Thousands  | 
Apr. 01, 2018  | 
Oct. 01, 2017  | 
|---|---|---|
| Accounting Policies [Abstract] | ||
| Raw Materials | $ 4,735 | $ 5,931 | 
| Work in Process | 4,048 | 2,859 | 
| Finished Goods | 771 | 441 | 
| Gross Inventory | 9,554 | 9,231 | 
| Less: Inventory Reserves | (1,617) | (1,617) | 
| Net Inventory | $ 7,937 | $ 7,614 | 
| X | ||||||||||
- References No definition available. 
  | 
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
| X | ||||||||||
- Definition Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
| X | ||||||||||
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
| X | ||||||||||
- Definition Amount of valuation reserve for inventory. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  |