CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (Parentheticals) - $ / shares	3 Months Ended							9 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Stockholders' Equity [Abstract]
Dividend declared per common stock (in dollars per share)	$ 0.145	$ 0.145	$ 0.145	$ 0.145	$ 0.145	$ 0.132	$ 0.132	$ 0.435	$ 0.409