Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Forfeited to Date

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- Definition

Share-Based Compensation Arrangement By Share-Based Payment Award, Shares Issued To Date

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Treasury Stock, Shares, Acquired To Date

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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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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Percentage of vesting of award under share-based payment arrangement.

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Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.

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Amount of stock repurchase plan authorized.

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Amount remaining of a stock repurchase plan authorized.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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Stock-Based Compensation - Narrative (Detail) - USD ($)		12 Months Ended
Stock-Based Compensation - Narrative (Detail) - USD ($)	May 25, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Feb. 11, 2008
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Additional shares authorized (in shares)	1,060,000
Awards issued to date (in shares)		4,166,113
Awards forfeited to date (in shares)		784,325
Shares available for future awards (in shares)		1,028,212
Shares issued for services (in shares)		16,134	11,850
Stock repurchase program, authorized amount					$ 50,000,000
Repurchase of common stock (in shares)		36,000	0
Repurchase of common stock		$ 904,000
Total shares acquired to date (in shares)		1,074,670
Total shares acquired to date		$ 29,200,000
Remaining authorized repurchase amount		$ 20,800,000
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued for services (in shares)		23,620	11,850
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized		$ 5,900,000
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition		2 years 1 month 6 days
Allocated share-based compensation expense		$ 800,000	$ 1,200,000	$ 7,800,000
Restricted Stock Units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance stock units vesting period		3 years
Restricted Stock Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance stock units vesting period		4 years
Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized		$ 4,600,000
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition		1 year 9 months 18 days
Performance Stock Units \| Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance stock units vesting period		3 years
Performance Stock Units \| Minimum \| Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance stock units, variation percentage		0.00%
Performance Stock Units \| Maximum \| Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance stock units, variation percentage		200.00%
Phantom Share Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance stock units vesting period		4 years
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized		$ 1,000,000
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition		2 years 3 months 18 days
Allocated share-based compensation expense		$ 800,000	$ 1,200,000	$ 7,800,000