Quarterly report pursuant to Section 13 or 15(d)

Non-Controlling Interest Non-Controlling Interest (Narrative) (Details)

v3.19.3
Non-Controlling Interest Non-Controlling Interest (Narrative) (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Jan. 01, 2019
Dec. 31, 2018
Noncontrolling Interest [Line Items]          
Non-controlling Interest, Ownership Percentage by Parent   60.00%   60.00%  
Restricted Cash, Current $ 13,970,000 $ 0 $ 13,970,000   $ 13,970,000
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders     21,332,000    
Payments of Ordinary Dividends, Noncontrolling Interest $ 20,000,000.0 $ 0 19,949,000    
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners       40.00%  
Non-controlling Interest [Member]          
Noncontrolling Interest [Line Items]          
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders     $ 21,332,000