Annual report pursuant to Section 13 and 15(d)

SEGMENT AND GEOGRAPHIC INFORMATION - Additional Information (Detail)

v3.20.4
SEGMENT AND GEOGRAPHIC INFORMATION - Additional Information (Detail)
12 Months Ended
Dec. 31, 2020
Location
Segments
Dec. 31, 2019
Dec. 31, 2018
Segment Reporting Information [Line Items]      
Number of operating segments | Segments 3    
Description of consolidated revenue No No No
Revenue Benchmark | Customer Concentration Risk | Amazon.com, Inc.      
Segment Reporting Information [Line Items]      
Concentration risk (percent) 13.30%    
Receivable Benchmark | Customer Concentration Risk | Amazon.com, Inc.      
Segment Reporting Information [Line Items]      
Concentration risk (percent) 18.10% 16.90%  
International Package | Minimum      
Segment Reporting Information [Line Items]      
Number of countries and territories in which service is rendered 220    
Supply Chain & Freight | Minimum      
Segment Reporting Information [Line Items]      
Number of countries and territories in which service is rendered 200