Annual report pursuant to Section 13 and 15(d)

Impact of COVID-19 (Details)

v3.21.1
Impact of COVID-19 (Details)
$ in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Jun. 30, 2020
USD ($)
employee
Aug. 01, 2020
USD ($)
Jan. 30, 2021
USD ($)
Unusual Or Infrequent Item [Line Items]      
Total financing activities, COVID-19 $ 4,500    
Notes subject to exchange and consent offer   $ 465  
Headcount reduction, COVID-19 | employee 3,900    
Restructuring expense, COVID-19   $ 154  
Tax carryback rate, COVID-19     35.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent     21.00%
Income tax receivable, COVID-19     $ 520
Employee retention payroll tax credits, COVID-19     60
Deferred Employer Portion of Social Security Taxes, COVID-19     134
Revolving Credit Facility [Member]      
Unusual Or Infrequent Item [Line Items]      
Proceeds from Lines of Credit     $ 1,500