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Earnings and Dividends per Share and Unit (Details Textual)
shares in Millions
3 Months Ended
Mar. 31, 2019
$ / shares
Sep. 30, 2020
shares
Schedule of Earnings Per Share and Dividends Per Share [Line Items]    
Number of shares potentially redeemable for (in shares) | shares   2.4
Equity reverse stock split 1.03119  
Special Dividend and Special Distribution [Member]    
Schedule of Earnings Per Share and Dividends Per Share [Line Items]    
Dividends and distributions paid | $ / shares $ 2.02