Number of equal annual installments.

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- Definition

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

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- Definition

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 cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

The number of grants made 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).

+ References

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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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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

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- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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- Definition

For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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- Definition

Gross number of share options (or share units) granted during the period.

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No definition available.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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- Definition

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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- Definition

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

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LONG-TERM INCENTIVE PLAN - Additional Information (Detail) $ / shares in Units, $ in Millions		12 Months Ended
	Dec. 03, 2020 Installment shares	Dec. 31, 2021 USD ($) Installment $ / shares shares	Dec. 31, 2020 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock options expected to vest		6,075,000	6,075,000
Weighted average exercise price of options, expected to vest \| $ / shares		$ 1.27	$ 1.27
Share-based compensation, options granted		0
Share-based compensation, options exercised		0
Share-based compensation, options forfeited or expired		0
Number of equal annual installments \| Installment		3
Share-based compensation, expected weighted-average service period		3 years
Share-based compensation, options exercisable		3,783,325
Weighted average exercise price, options exercisable \| $ / shares		$ 1.24
Aggregate intrinsic value of total options outstanding and expected to vest \| $		$ 6.2
Weighted average remaining contractual term of options outstanding and expected to vest		8 years 1 month 6 days
Aggregate intrinsic value of options exercisable \| $		$ 3.9
Total fair value of options vested \| $		0.7
Non-cash stock compensation expense \| $		0.7	$ 0.6
Unrecognized compensation cost related to unvested stock options \| $		$ 0.8
Share-based Compensation, remaining weighted average period		1 year 3 months 18 days
Restricted Stock and Restricted Phantom Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equal annual installments \| Installment	3
Non-cash stock compensation expense \| $		$ 1.3	$ 0.8
Share-based Compensation, remaining weighted average period		1 year 6 months
Share-based compensation arrangement by share-based payment award, equity instruments other than options, grants in Period		49,852
Unamortized compensation cost related to unvested restricted stock awards \| $		$ 1.2
Restricted Stock and Restricted Phantom Stock \| Senior Management
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, equity instruments other than options, grants in Period	800,000
Restricted Stock and Restricted Phantom Stock \| Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, equity instruments other than options, grants in Period		49,852
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation, option awards expiration		10 years
2019 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Long-Term Incentive Plan, common units permitted for grant (in shares)		9,875,000