Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details Textual 1)

v3.20.4
Summary of Significant Accounting Policies (Details Textual 1)
Jan. 02, 2021
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2021-01-03  
Summary Of Significant Accounting Policies [Line Items]  
Term of revenue recognition 1 year