Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (unaudited) (Parenthetical)

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Condensed Consolidated Balance Sheets (unaudited) (Parenthetical) - USD ($)
$ in Thousands
Dec. 28, 2019
Sep. 28, 2019
Dec. 29, 2018
Accounts receivable allowance for doubtful accounts $ 21,257 $ 21,127 $ 18,030
Common stock, par value (in dollars per share) $ 0.01    
Common Class      
Common stock, par value (in dollars per share)   $ 0.01 $ 0.01
Common stock, shares outstanding (in shares) 11,484,297 11,543,969 12,145,135
Class A Common Stock      
Common stock, par value (in dollars per share) $ 0.01 $ 0.01 $ 0.01
Common stock, shares outstanding (in shares) 42,289,882 42,968,493 44,059,803
Class B Stock      
Common stock, par value (in dollars per share) $ 0.01 $ 0.01 $ 0.01
Common stock, shares outstanding (in shares) 1,647,922 1,652,262 1,652,262