XML 59 R43.htm IDEA: XBRL DOCUMENT v3.20.4
COMMITMENTS AND CONTINGENCIES (Tables)
12 Months Ended
Dec. 31, 2020
Notes To Financial Statements [Abstract]  
Other Commitments
Other commitments as of December 31, 2020 were as follows (in millions):
Letters of credit issued under the Revolving Credit Facility$235 
Letters of credit — other79 
Surety bonds142 
Total other commitments — net$456