v3.19.3.a.u2
ACQUISITIONS Table 1 - Navigator Acquisition Purchase Price Allocation (Details) - USD ($)
$ in Thousands
May 04, 2017
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Business Acquisition [Line Items]        
Goodwill   $ 1,005,853 $ 1,005,853 $ 1,008,667
Navigator Acquisition [Member]        
Business Acquisition [Line Items]        
Purchase price of Navigator Acquisition $ 1,500,000      
Accounts receivable 4,747      
Other current assets 2,359      
Property, plant and equipment, net 376,690      
Intangible assets 700,000      
Goodwill 398,024      
Other long-term assets, net 2,199      
Current liabilities (22,300)      
Purchase price allocation, net of cash acquired $ 1,461,719      
Intangible assets, weighted average useful life (years) 20 years