CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) - $ / shares				3 Months Ended
	Mar. 16, 2020	Feb. 14, 2020	Jan. 15, 2020	Mar. 31, 2020	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019
Dividends declared per share of common stock (in dollars per share)	$ 0.10	$ 0.10	$ 0.10	$ 0.30	$ 0.44	$ 0.44
Class A
Dividends declared per share of common stock (in dollars per share)							$ 0.44
Class B-3
Dividends declared per share of common stock (in dollars per share)							$ 0.15