XML 123 R7.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Consolidated Statement of Equity (Parenthetical) - $ / shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Statement of Stockholders' Equity [Abstract]      
Common stock, dividends declared (in dollars per share) $ 2.26 $ 1.99 $ 1.89