XML 137 R110.htm IDEA: XBRL DOCUMENT v3.20.2
Discontinued Operations - Summary of Operating Results Through Dates of Divestiture Related to Divested Businesses (Detail) - USD ($)
$ in Thousands
12 Months Ended
Oct. 02, 2020
Sep. 27, 2019
Sep. 28, 2018
Operating expenses:      
Loss income from discontinued operations $ 0 $ 0 $ (6,215)
Discontinued Operations, Disposed of by Sale      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Revenue     0
Cost of revenue     (596)
Gross profit (loss)     596
Operating expenses:      
Research and development     5,251
Selling, general and administrative     1,560
Total operating expenses     6,811
Loss from discontinued operations     (6,215)
Loss income before income taxes     (6,215)
Income tax provision (benefit)     0
Loss income from discontinued operations     (6,215)
Cash flow used in Operating Activities     $ (10,734)