Consolidated Statements Of Equity (Parenthetical) - $ / shares	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Statement of Stockholders' Equity [Abstract]
Dividends equivalents declared per share (in dollars per share)	$ 1.84	$ 1.74	$ 1.58
Dividends declared per share (in dollars per share)	$ 1.84	$ 1.74	$ 1.58