Age limit for participating in savings and retirement plan.

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- Definition

Deferred compensation arrangement with individual maximum contribution as percentage of cash bonus.

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Deferred compensation arrangement with individual maximum contribution as percentage of retainer and meeting fees.

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- Definition

Distributions to senior executives commencement period after participant's separation from service.

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- Definition

Distributions to senior executives commencement period following individual attain age sixty five.

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- Definition

Minimum number of hours of employment in the plan year for discretionary matching contribution.

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- Definition

Minimum qualified service required to participate in the savings and retirement plan.

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Number of qualified deferred compensation plans.

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Percentage of cash compensation under deferred compensation plan.

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Percentage of fixed return from deferred compensation plans.

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- Definition

Time period when distributions are paid subsequent to date individual becomes participant in plan.

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- Definition

Amount of contributions made by employer into fund established for purposes of making future disbursement to individual in accordance with deferred compensation arrangement.

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No definition available.

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.

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Carrying amount as of the balance sheet date of assets held under deferred compensation agreements.

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- Definition

Amount of cost for defined contribution plan.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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- Definition

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

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Percentage employer matches of the employee's percentage contribution matched.

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Percentage of employer's matching contributions to a defined contribution plan that vests in a given year.

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Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

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- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

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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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No definition available.

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The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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The highest percentage of annual salary that an employee is permitted to utilize with respect to the plan.

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Commitments and Contingencies - Additional Information (Detail) $ in Thousands		12 Months Ended
	Apr. 16, 2021 USD ($)	Dec. 31, 2021 USD ($) CompensationPlan	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Loss Contingencies [Line Items]
Payments for shareholder litigation settlement	$ 56,000
Shareholder litigation expense		$ 54,295
Total cash compensation under Deferred Compensation Plans		5.00%	5.00%	5.00%
Percentage of fixed return from Deferred Compensation Plans to participants		5.00%	5.00%	5.00%
Deferred Compensation Plans
Loss Contingencies [Line Items]
Employer discretionary matching contribution equal to employee's contribution		100.00%	100.00%	100.00%
Number of qualified deferred compensation plans \| CompensationPlan		2
Time period when distributions are paid, minimum years subsequent to the date an individual becomes a participant in the Plan		5 years
Distributions to senior executives commencement period, days after participant's separation from service		60 days
Distributions to senior executives commencement period following individual attains age sixty five		15 days
Matching contributions as general and administrative expense associated with the Deferred Compensation Plans		$ 200	$ 300	$ 200
Deferred Compensation Plans assets		15,500	14,900
Deferred Compensation Plans liability		$ 12,500	$ 12,500
Deferred Compensation Plans \| Executive Officer
Loss Contingencies [Line Items]
Contribution as percentage of salary		50.00%
Contribution as percentage of cash bonus		100.00%
Deferred Compensation Plans \| Non Employee Directors
Loss Contingencies [Line Items]
Contribution as percentage of retainer and meeting fees		100.00%
Deferred Compensation Plans \| After two years of service
Loss Contingencies [Line Items]
Vested percentage of employer contributions and investment earnings or losses		20.00%
Deferred Compensation Plans \| After three years of service
Loss Contingencies [Line Items]
Vested percentage of employer contributions and investment earnings or losses		40.00%
Deferred Compensation Plans \| After four years of service
Loss Contingencies [Line Items]
Vested percentage of employer contributions and investment earnings or losses		80.00%
Deferred Compensation Plans \| After five or more years of service
Loss Contingencies [Line Items]
Vested percentage of employer contributions and investment earnings or losses		100.00%
401(k) Savings and Retirement Plan (the "Plan")
Loss Contingencies [Line Items]
Minimum qualified service required to participate in the Savings and Retirement Plan, years		6 months
Eligible employee contribution on eligible compensation		90.00%
Employer discretionary matching contribution equal to employee's contribution		100.00%	100.00%	100.00%
Maximum percentage of employer discretionary matching contribution of employee's eligible compensation		5.00%	5.00%	5.00%
Minimum number of hours of employment in the plan year for discretionary matching contribution		500
Discretionary contributions to the plan		$ 15,200	$ 15,000	$ 14,200
401(k) Savings and Retirement Plan (the "Plan") \| Minimum
Loss Contingencies [Line Items]
Age limit for participating in the Savings and Retirement Plan, years		18 years