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Employee Benefits - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2019
Defined Contribution Pension And Other Postretirement Plans Disclosure [Abstract]
Eligible employees to contribute to 401(k) plan	50.00%
Employee contribution	4.00%
Maximum matching contributions as a percentage of eligible compensation	2.00%

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No definition available.

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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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No definition available.

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- Definition

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

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No definition available.

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- Definition

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

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No definition available.

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