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v3.20.2

Impact of COVID-19 (Details) $ in Millions | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jun. 30, 2020 USD ($) employee | Aug. 01, 2020 USD ($) | Oct. 31, 2020 USD ($) Rate
Unusual or Infrequent Item, or Both [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 |
Deferred Occupancy Payments, COVID-19 |  |  | $ 75
Tax carryback rate, COVID-19 | Rate |  |  | 35.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | Rate |  |  | 21.00%
Income tax receivable, COVID-19 |  |  | $ 705
Employee retention payroll tax credits, COVID-19 |  |  | 60
Deferred Employer Portion of Social Security Taxes, COVID-19 |  |  | 100
Revolving Credit Facility [Member] |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |
Proceeds from Lines of Credit |  |  | $ 1,500

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