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Shareholders' Equity (Deficit): Dividends and Repurchase of Common Stock (Details) - $ / shares
9 Months Ended
Jul. 14, 2021
Apr. 14, 2021
Jan. 27, 2021
Sep. 25, 2021
Dividends        
Cash dividends declared and paid (in dollars per share) $ 0.45 $ 0.45 $ 0.25  
Common Stock Repurchase Program        
Repurchase of Common Stock        
Number of shares repurchased       147,819
Number of additional shares that can be repurchased       382,785