Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Comprehensive Loss (Parenthetical)

v3.22.1
Consolidated Statements of Comprehensive Loss (Parenthetical)
12 Months Ended
Nov. 29, 2020
Nov. 29, 2020
Nov. 29, 2020
Dec. 31, 2021
Equity [Abstract]        
Reverse stock split, description 1:4.75 reverse stock split 1:4.75 reverse stock split one-for-4.75 reverse stock split 1:4.75 reverse stock split