Condensed Consolidated Statement of Changes in Equity (Parenthetical) - $ / shares |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2019 |
Sep. 30, 2018 |
Sep. 30, 2019 |
Sep. 30, 2018 |
|
| Statement of Stockholders' Equity [Abstract] | ||||
| Dividends declared (in usd per share) | $ 0.42 | $ 0.41 | $ 1.39 | $ 1.23 |