Annual report pursuant to Section 13 and 15(d)

ACQUISITIONS (Details)

v3.20.4
ACQUISITIONS (Details) - USD ($)
$ in Millions
 12 Months Ended
Sep. 09, 2019
Aug. 15, 2018
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Business Acquisition [Line Items]            
Goodwill     $ 1,293 $ 1,286 $ 1,126  
Amortization of Intangible Assets     $ 165 $ 175 153  
Hydrogenics Corporation            
Business Acquisition [Line Items]            
Business Acquisition, Percentage of Voting Interests Acquired 81.00%          
Cash paid for business acquisition $ 235          
Payments to Acquire Businesses Liabilities Paid 0          
Total purchase consideration 235          
Goodwill 161          
Intangible assets 161          
Net sales prior to acquisition         $ 34  
Inventory 21          
Other current assets 25          
Other assets 18          
Current liabilities 53          
Other liabilities 42          
Total business valuation 291          
Less: Noncontrolling interest $ 56          
Hydrogenics Corporation | L'Air Liquide, S.A. [Member]            
Business Acquisition [Line Items]            
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners 19.00%          
Efficient Drivetrains, Inc.            
Business Acquisition [Line Items]            
Business Acquisition, Percentage of Voting Interests Acquired   100.00%        
Cash paid for business acquisition   $ 62        
Payments to Acquire Businesses Liabilities Paid   2        
Total purchase consideration   64        
Goodwill   49        
Intangible assets   $ 15        
Net sales prior to acquisition           $ 3
Technology-Based Intangible Assets | Hydrogenics Corporation            
Business Acquisition [Line Items]            
Intangible assets $ 96          
Customer Relationships | Hydrogenics Corporation            
Business Acquisition [Line Items]            
Intangible assets 29          
In Process Research and Development | Hydrogenics Corporation            
Business Acquisition [Line Items]            
Intangible assets 35          
Assets being amortized 10          
Other Intangible Assets | Hydrogenics Corporation            
Business Acquisition [Line Items]            
Intangible assets $ 1          
Minimum | Hydrogenics Corporation            
Business Acquisition [Line Items]            
Finite-Lived Intangible Asset, Useful Life 3 years          
Minimum | Customer Relationships | Hydrogenics Corporation            
Business Acquisition [Line Items]            
Finite-Lived Intangible Asset, Useful Life 15 years          
Minimum | Other Intangible Assets            
Business Acquisition [Line Items]            
Finite-Lived Intangible Asset, Useful Life     3 years      
Maximum            
Business Acquisition [Line Items]            
Finite-Lived Intangible Asset, Useful Life     20 years      
Maximum | Hydrogenics Corporation            
Business Acquisition [Line Items]            
Finite-Lived Intangible Asset, Useful Life 20 years          
Amortization of Intangible Assets $ 8          
Maximum | Customer Relationships | Hydrogenics Corporation            
Business Acquisition [Line Items]            
Finite-Lived Intangible Asset, Useful Life 20 years          
Maximum | Other Intangible Assets            
Business Acquisition [Line Items]            
Finite-Lived Intangible Asset, Useful Life     25 years