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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) - $ / shares
3 Months Ended 6 Months Ended
Jul. 31, 2020
Jun. 30, 2020
Mar. 31, 2020
Jun. 30, 2019
Mar. 31, 2019
Jun. 30, 2020
Jun. 30, 2019
CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY              
Distributions - common stock, Cash per share (in dollars per share)   $ 0.225 $ 0.45 $ 0.45 $ 0.45 $ 0.675 $ 0.90
Distributions - common stock, Stock per share (in dollars per share) $ 17.22 $ 0.225       $ 0.225