Annual report pursuant to Section 13 and 15(d)

GOODWILL AND INTANGIBLE ASSETS - Additional Information (Detail)

v3.20.4
GOODWILL AND INTANGIBLE ASSETS - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Line Items]      
Impairment of intangible assets $ 13,000,000 $ 2,000,000  
Goodwill impairment charge 494,000,000 0 $ 0
Amortization of intangible assets 416,000,000 $ 377,000,000 $ 339,000,000
Expected amortization of finite-lived intangible assets for the year 2013 512,000,000    
Expected amortization of finite-lived intangible assets for the year 2014 437,000,000    
Expected amortization of finite-lived intangible assets for the year 2015 372,000,000    
Expected amortization of finite-lived intangible assets for the year 2016 297,000,000    
Expected amortization of finite-lived intangible assets for the year 2017 222,000,000    
Disposal Group, Held-for-sale, Not Discontinued Operations | UPS Freight      
Goodwill and Intangible Assets Disclosure [Line Items]      
Goodwill impairment charge 494,000,000    
Trade Names      
Goodwill and Intangible Assets Disclosure [Line Items]      
Carrying amount of indefinite intangible assets 200,000,000    
Licenses      
Goodwill and Intangible Assets Disclosure [Line Items]      
Carrying amount of indefinite intangible assets 5,000,000    
Supply Chain & Freight      
Goodwill and Intangible Assets Disclosure [Line Items]      
Cumulative impairment loss 1,100,000,000    
Goodwill impairment charge 494,000,000    
Supply Chain & Freight | Disposal Group, Held-for-sale, Not Discontinued Operations | UPS Freight      
Goodwill and Intangible Assets Disclosure [Line Items]      
Goodwill impairment charge 494,000,000    
U.S. Domestic Package      
Goodwill and Intangible Assets Disclosure [Line Items]      
Cumulative impairment loss 0    
Goodwill impairment charge 0    
International Package      
Goodwill and Intangible Assets Disclosure [Line Items]      
Cumulative impairment loss 0    
Goodwill impairment charge $ 0