XML 188 R153.htm IDEA: XBRL DOCUMENT v3.20.4
ACQUISITION OF ASSETS OF COLUMBIA GAS OF MASSACHUSETTS - Preliminary Allocation of the Cash Purchase Price (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Oct. 09, 2020
Dec. 31, 2019
Business Acquisition [Line Items]      
Goodwill $ 4,445,988   $ 4,427,266
CMA      
Business Acquisition [Line Items]      
Current Assets   $ 145,000  
Restricted Cash   57,000  
PP&E   1,195,000  
Goodwill   42,000  
Other Noncurrent Assets, excluding Goodwill   128,000  
Other Current Liabilities   (81,000)  
Other Noncurrent Liabilities   (317,000)  
Cash Purchase Price   $ 1,169,000