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Subsequent Events (Details) - Vricon Inc - USD ($)
$ in Millions
Jul. 01, 2020
Jun. 30, 2020
Subsequent events    
Ownership interest (as a percent)   50.00%
Subsequent event    
Subsequent events    
Remaining ownership interest acquired 50.00%  
Purchase consideration $ 140  
Cash on hand 23  
Purchase consideration net of estimated cash at closing $ 117