Quarterly report pursuant to Section 13 or 15(d)

Loss per Share - Additional Information (Details)

v3.20.1
Loss per Share - Additional Information (Details) - shares
3 Months Ended
Mar. 28, 2020
Mar. 30, 2019
Earnings Per Share [Abstract]    
Potentially dilutive shares excluded from earnings per share calculation 111,763 134,363