XML 93 R82.htm IDEA: XBRL DOCUMENT v3.21.1
Segment Reporting (Details)
3 Months Ended 12 Months Ended
Mar. 31, 2021
USD ($)
Mar. 31, 2020
USD ($)
Dec. 31, 2020
Segment Reporting [Abstract]      
Number of reportable segments     4
Subscription revenue billed and paid $ 180 $ 1,356