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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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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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EMPLOYEE STOCK COMPENSATION - Additional Information (Detail) - shares		6 Months Ended
	Aug. 21, 2012	Jun. 30, 2020	May 31, 2018
Stock option awards \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		3 years
Award expiration period		7 years
Stock option awards \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		5 years
Award expiration period		10 years
Restricted stock awards and restricted stock units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		1 year
Restricted stock awards and restricted stock units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		5 years
Stock appreciation rights
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award expiration period	10 years
2018 Omnibus Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum number of shares authorized for grant			4,417,882
Common stock available under new plan (in shares)		3,359,922