Annual report pursuant to Section 13 and 15(d)

Noncontrolling Interests in Subsidiaries (Details)

v3.20.4
Noncontrolling Interests in Subsidiaries (Details) - USD ($)
$ in Thousands
3 Months Ended 7 Months Ended 12 Months Ended
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Jul. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Noncontrolling Interest [Line Items]                        
Net Income $ 10,798 $ 3,189 $ 7,875 $ 1,469 $ (1,912) $ 5,861 $ 17,001 $ 13,068   $ 23,331 $ 34,018 $ 83,202
Net income attributable to noncontrolling interest                   $ 20 $ 7,244 25,054
SEA-Vista | Ocean Services                        
Noncontrolling Interest [Line Items]                        
Net Income                 $ 14,800     51,200
Net income attributable to noncontrolling interest                 $ 7,200     $ 25,100