Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Cash Flows (Parenthetical)

v3.21.1
Consolidated Statements of Cash Flows (Parenthetical) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Statement of Cash Flows [Abstract]    
Payment of offering cost $ 310,697