Annual report pursuant to Section 13 and 15(d)

Organization and Significant Accounting Policies - Income Taxes, Additional Information (Details)

v3.20.2
Organization and Significant Accounting Policies - Income Taxes, Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Sep. 29, 2018
Dec. 30, 2017
Sep. 26, 2020
Sep. 28, 2019
Sep. 29, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract]          
Valuation allowances related to net deferred tax assets     $ 7,124 $ 7,179  
Statutory federal income tax rate     21.00% 21.00% 24.50%
Foreign earnings held in cash or cash equivalents, tax rate (as a percent)       15.50%  
Foreign earnings held in non-cash, tax rate (as a percent)       8.00%  
Transition tax   $ 200   $ 300  
Foreign undistributed earnings       $ 1,800  
Provisional tax benefit $ 5,200 $ 16,300     $ 21,500