XML 18 R8.htm IDEA: XBRL DOCUMENT v3.21.2
Condensed Consolidated Statements of Equity (Parenthetical) - $ / shares
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Statement Of Stockholders Equity [Abstract]        
Dividends per Common share $ 0.52 $ 0.48 $ 0.78 $ 0.72