Restructuring and Other Charges - Schedule of Accrued Balances From Restructuring and Other Charges (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |
---|---|---|---|
Mar. 31, 2022 |
Mar. 31, 2021 |
Mar. 31, 2022 |
|
Restructuring Reserve [Roll Forward] | |||
Balance at December 31, 2021 | $ 240 | ||
Additional charges | 17 | $ 6 | $ 106 |
Cash payments/utilization (a) | (28) | ||
Balance at March 31, 2022 | 229 | 229 | |
Employee Related Costs | |||
Restructuring Reserve [Roll Forward] | |||
Balance at December 31, 2021 | 91 | ||
Additional charges | 18 | ||
Cash payments/utilization (a) | (7) | ||
Balance at March 31, 2022 | 102 | 102 | |
Payments for employee related costs from pension fund trust assets | 5 | ||
Exit Costs | |||
Restructuring Reserve [Roll Forward] | |||
Balance at December 31, 2021 | 149 | ||
Additional charges | (1) | ||
Cash payments/utilization (a) | (21) | ||
Balance at March 31, 2022 | 127 | 127 | |
Non - Cash Charges | |||
Restructuring Reserve [Roll Forward] | |||
Balance at December 31, 2021 | 0 | ||
Additional charges | 0 | ||
Cash payments/utilization (a) | 0 | ||
Balance at March 31, 2022 | $ 0 | $ 0 |