Defined Benefit Plan, Percentage of Benefit Obligation Settled Allocated to Retirees

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- Definition

Net death benefits from life insurance policies, amount.

+ References

No definition available.

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- Definition

Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity.

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- Definition

Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of cost (credit) included in accumulated other comprehensive (income) loss expected to be recognized in net periodic benefit cost (credit) for fiscal year following most recent annual statement of financial position.

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- Definition

Amount of contribution expected to be received by defined benefit plan from employer in next fiscal year following current fiscal year.

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- Definition

Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

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- Definition

Amount of (increase) decrease to benefit obligation of defined benefit plan from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Includes, but is not limited to, lump-sum cash payment to participant in exchange for right to receive specified benefits, purchase of nonparticipating annuity contract and change from remeasurement.

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- Definition

Amount of cost for defined contribution plan.

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Amount, before tax, of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan.

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Employee Benefit and Retirement Plans - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Defined Benefit Plan Disclosure [Line Items]
Pension and other postretirement benefit plans, amounts that will be amortized from AOCI in next fiscal year, pre-tax	$ 21	$ 21
Benefit obligation settlement	$ 157
Obligation settled allocated to retirees	44.00%	44.00%
Reclassification adjustment from accumulated other comprehensive loss	$ (49)
Defined contribution plan, cost recognized		$ 35	$ 32	$ 25
United States
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plans, estimated future employer contributions in next fiscal year	16	16
International
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plans, estimated future employer contributions in next fiscal year	$ 11	$ 11
Minimum \| Equity securities
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, target plan asset allocations range maximum	20.00%	20.00%
Minimum \| Fixed Income Investments
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, target plan asset allocations range maximum	50.00%	50.00%
Minimum \| Cash and other
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, target plan asset allocations range maximum	0.00%	0.00%
Maximum \| Equity securities
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, target plan asset allocations range maximum	40.00%	40.00%
Maximum \| Fixed Income Investments
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, target plan asset allocations range maximum	70.00%	70.00%
Maximum \| Cash and other
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, target plan asset allocations range maximum	20.00%	20.00%
Supplemental Employee Retirement Plan
Defined Benefit Plan Disclosure [Line Items]
Net death benefits from life insurance policies, amount	$ 313	$ 313
Cash surrender value of life insurance	137	137	134
Defined benefit plan, benefit obligation	$ 119	$ 119	$ 118