Rendering

Component: (Network and Table)
Network
FD: Statement: Changes in Equity, Common Stock, Shares
(http://www.DEFCompany.com/company/role/level4/StatementOfEquityCommonSchedule)
TableStatement of Changes in Equity, Common Stock by Class [Table]
Slicers (applies to each fact value in each table cell)
Statement of Changes in Equity, Common Stock by Class [Line Items]Period [Axis]
2020-01-01 - 2020-12-31
2019-01-01 - 2019-12-31
Class of Common Stock, Description [Axis]Class of Common Stock, Description [Axis]
Class A Common Stock [Member]Class B Common Stock [Member]Class A Common Stock [Member]Class B Common Stock [Member]