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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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SHARE BASED COMPENSATION - Narrative (Detail)	12 Months Ended
SHARE BASED COMPENSATION - Narrative (Detail)	Dec. 31, 2023 USD ($) director shares	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	May 06, 2015 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of directors \| director	3
Options exercised intrinsic value \| $	$ 699,000
2015 Omnibus Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized (in shares) \| shares				1,500,000
Shares available for issuance (in shares) \| shares	321,495
Expiration period	10 years
2015 Omnibus Incentive Plan \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights, percentage	100.00%
Exercise period	7 years
2015 Omnibus Incentive Plan \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise period	10 years
2015 Omnibus Incentive Plan \| Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
2015 Omnibus Incentive Plan \| Performance Shares \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights, percentage	0.00%
2015 Omnibus Incentive Plan \| Performance Shares \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights, percentage	150.00%
2015 Omnibus Incentive Plan \| Performance Shares \| Tranche one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued (in shares) \| shares	63,867
Performance period	3 years
2015 Omnibus Incentive Plan \| Stock Options and Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Recognized compensation expense \| $	$ 7,600,000	$ 7,900,000	$ 5,300,000
2015 Omnibus Incentive Plan \| Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options exercised intrinsic value \| $	700,000	$ 300,000	$ 8,000,000
Unrecognized compensation expense \| $	0
2015 Omnibus Incentive Plan \| Restricted Stock Awards, Restricted Stock Unit Grants, and Performance Share Unit Grants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense \| $	$ 5,800,000
Expected cost recognition weighted average period	1 year 8 months
2015 Omnibus Incentive Plan \| Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares) \| shares	282,503
2015 Omnibus Incentive Plan \| Time Based Shares \| Tranche two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued (in shares) \| shares	218,636
2015 Omnibus Incentive Plan \| Time Based Shares \| Tranche two \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years