CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) - $ / shares	3 Months Ended
	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018
Statement of Stockholders' Equity [Abstract]
Quarterly cash dividend declared (in dollars per share)	$ 0.59	$ 0.59	$ 0.59	$ 0.5525	$ 0.5525	$ 0.5525