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Restructuring and Other Related Charges - Additional Information (Detail) $ in Millions | 12 Months Ended
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Dec. 31, 2021 USD ($) employee | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
Restructuring Cost and Reserve [Line Items] |  |  |
Number of positions eliminated | employee | 130 |  |
Restructuring expenses | $ 64 | $ 118 | $ 80
Charges related to voluntary termination program |  | 18 |
John F. North |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Labor and Related Expense |  | 5 |
Michael K. Tucker |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Labor and Related Expense |  | 2 |
Larry D. De Shon |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Labor and Related Expense |  | $ 1 | 14
Mark J. Servodidio |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Labor and Related Expense |  |  | $ 4
T21 |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Expected number of positions eliminated | employee | 460 |  |
Number of positions eliminated | employee | 455 |  |
Expected restructuring expense | $ 5 |  |
Restructuring expenses | 32 |  |
T21 | Personnel Related |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expenses | 26 |  |
Limited Voluntary Opportunity Plan (“LVOP”) | Personnel Related |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expenses | $ 17 |  |

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