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Share based compensation arrangement by share based payment award equity instruments other than options percentage of performance based units awarded performance metric target met minimum.

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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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.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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Number of share options (or share units) exercised during the current period.

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Stock-based Compensation and Outstanding Awards - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Company common stock were authorized for grant	16,000,000
Stock-based compensation expense	$ 11	$ 8	$ 6
Tax effected benefit for share-based compensation arrangements	$ 2	$ 2	$ 1
Share-based compensation arrangement by share-based payment award, options, contractual term	2 years 9 months 18 days
Weighted-average grant-date fair value of options granted		$ 5.03	$ 3.59
Aggregate intrinsic value, Exercised or settled	$ 1
Exercise of stock options	$ 2	$ 3
Number of stock options exercised	294,000
Vest-date fair value vested during period		1
Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Aggregate intrinsic value, Exercised or settled		$ 1	$ 1
Maximum [Member] \| Management Employees [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock based awards, vested, number of years	1 year
Stock Options [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock based awards, vested, number of years	3 years
Unrecognized compensation costs	$ 1
Exercise of stock options	$ 2
Expected to be recognized over a weighted average period	10 months 24 days
Stock Options [Member] \| Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, options, contractual term	10 years
Stock Options [Member] \| Minimum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, options, contractual term	7 years
Restricted Stock [Member] \| Cliff Vests After Year One [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock based awards, vested, number of years	1 year
Restricted Stock [Member] \| Cliff Vests After Year Three [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock based awards, vested, number of years	3 years
Restricted Stock and Restricted Stock Units [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation costs	$ 9
Expected to be recognized over a weighted average period	1 year 8 months 12 days
Weighted average grant date fair value, Granted	$ 9.89	$ 10.31	$ 8.78
Fair value of shares vested	$ 2	$ 3	$ 4
Performance Shares [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Weighted average grant date fair value, Granted	$ 11.08
Performance-base restricted stock [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock based awards, vested, number of years	3 years
Unrecognized compensation costs	$ 5
Expected to be recognized over a weighted average period	1 year 4 months 24 days
Weighted average grant date fair value, Granted	$ 11.08	$ 13.08	$ 12.12
Performance-based awards granted, percentage, minimum threshold met	0.00%
Performance-based awards granted, percentage, maximum threshold met	200.00%
Performance-base restricted stock [Member] \| Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vest-date fair value vested during period	$ 1		$ 1
TSR metric [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Performance based restricted stock awards granted in percent	50.00%
Performance based restricted stock awards goals over performance period	3 years
EBITDA metric [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Performance based restricted stock awards granted in percent	25.00%
Performance based restricted stock awards goals over performance period	3 years
Return on Capital Employed (ROCE) metric [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Performance based restricted stock awards granted in percent	25.00%
Performance based restricted stock awards goals over performance period	3 years