Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Common Stock and Conversion Features (Details)

v3.19.3.a.u2
Stockholders' Equity - Common Stock and Conversion Features (Details)
12 Months Ended
Dec. 26, 2019
item
Conversion of Stock [Line Items]  
Number of classes of common stock 3
Class A Common Stock  
Conversion of Stock [Line Items]  
Votes per share held 1
Class B Common Stock  
Conversion of Stock [Line Items]  
Votes per share held 0
Class C Common Stock  
Conversion of Stock [Line Items]  
Votes per share held 0