Long-term Debt and Other Financing Arrangements - Summary of Long-Term Debt (Parenthetical) (Detail) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Senior Secured Term Loan Facility Maturing in 2023 | L+ 1.75%
Debt Instrument [Line Items]
Debt instrument, variable rate	1.75%	1.75%
Debt instrument, maturity year	2023	2023
Senior Secured Term Loan Facility Maturing in 2023 | L+ 2.00%
Debt Instrument [Line Items]
Debt instrument, variable rate	2.00%	2.00%
Debt instrument, maturity year	2023	2023
Senior Secured Revolving Credit Facility Maturing in 2023 | L+ 1.75%
Debt Instrument [Line Items]
Debt instrument face value	$ 850	$ 850
Debt instrument, variable rate	1.75%	1.75%
Debt instrument, maturity year	2023	2023
Senior Debenture Loan Maturing in 2029
Debt Instrument [Line Items]
Debt instrument face value	$ 625	$ 625
Debt instrument, maturity year	2029	2029
Debt instrument interest rate stated percentage	4.50%	4.50%
Senior Debenture Loan Maturing in 2031
Debt Instrument [Line Items]
Debt instrument face value	$ 625	$ 625
Debt instrument, maturity year	2031	2031
Debt instrument interest rate stated percentage	4.75%	4.75%
Senior Debenture Loan Maturing in 2025
Debt Instrument [Line Items]
Debt instrument face value	$ 500	$ 500
Debt instrument, maturity year	2025	2025
Debt instrument interest rate stated percentage	5.00%	5.00%
Senior Debenture Loan Maturing in 2028
Debt Instrument [Line Items]
Debt instrument face value	$ 1,000	$ 1,000
Debt instrument, maturity year	2028	2028
Debt instrument interest rate stated percentage	5.625%	5.625%
Senior Debenture Loan Maturing in 2030
Debt Instrument [Line Items]
Debt instrument face value	$ 750	$ 750
Debt instrument, maturity year	2030	2030
Debt instrument interest rate stated percentage	5.875%	5.875%