XML 72 R54.htm IDEA: XBRL DOCUMENT v3.21.2
Summary of Significant Accounting Policies, Property and Equipment (FY) (Details)
12 Months Ended
Dec. 31, 2020
Minimum  
Property and Equipment [Abstract]  
Property and equipment useful life 3 years
Maximum  
Property and Equipment [Abstract]  
Property and equipment useful life 10 years