XML 78 R56.htm IDEA: XBRL DOCUMENT v3.20.4
Discontinued Operations and Assets Held for Sale (Allocation of Shareholders' Income (Loss) Between Continuing and Discontinued Operations) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Discontinued Operations      
Income (loss) from continuing operations attributable to common shareholders $ 299,805 $ 428,531 $ 379,865
Income (loss) from discontinued operations attributable to common shareholders 110 441 3,864
Net income attributable to common shareholders $ 299,915 $ 428,972 $ 383,729