Estimated Forfeiture rates for Share Based Compensation

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Number Of Stock Based Incentive Compensation Plans

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Share-based Compensation Arrangement By Share-based Payment Award, Employee Contribution, Amount

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Share-based Compensation Arrangement By Share-based Payment Award, Employee Contribution, Percent

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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- Definition

Aggregate number of common shares reserved for future issuance.

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- Definition

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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- Definition

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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- Definition

Discount rate from fair value on offering date that participants pay for shares.

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- Definition

Discount rate from fair value on purchase date that participants pay for shares.

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- Definition

Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

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

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- Definition

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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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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- Definition

Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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- Definition

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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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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STOCK-BASED COMPENSATION - Narrative (Details) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) plan $ / shares shares	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	May 01, 2010 shares	Apr. 30, 2010 shares
Stock-based incentive compensation plans \| plan	2
Shares reserved \| shares	3,300,000
Shares available for grant \| shares	2,600,000
Awards term	10 years
Estimated Forfeiture rates for Share Based Compensation	8.00%	5.00%	10.00%
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value	$ 2,600	$ 1,900	$ 1,600
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	$ 7,500
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	3 years
Stock-based compensation expense	$ 15,739	12,272	7,327
2017 OMNIBUS Incentive Plan [Member] [Domain]
Shares available for grant \| shares	1,900,000
Restricted Stock Units (RSUs) [Member]
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized	$ 21,400
Employee Stock [Member]
Options granted (in shares) \| shares	0
Minimum [Member] \| Employee Stock [Member]
Vesting period	3 years
Maximum [Member] \| Employee Stock [Member]
Vesting period	4 years
Restricted Stock Units (RSUs) [Member]
Vesting period	3 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value	$ 19,200	9,200	8,300
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms	1 year 1 month 6 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value \| $ / shares	$ 94.60
Employee Stock [Member]
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized	$ 600
Employee Service Share-based Compensation recognized remaining period	5 months
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized \| shares	1,000,000			1,000,000	500,000
Share-based Compensation Arrangement By Share-based Payment Award, Employee Contribution, Amount	$ 5
Stock-based compensation expense	$ 1,114	$ 856	$ 475
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Offering Date	85.00%
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Purchase Date	85.00%
Employee Stock [Member] \| Employee Stock [Member]
Shares available for grant \| shares	700,000
Employee Stock [Member] \| Maximum [Member]
Share-based Compensation Arrangement By Share-based Payment Award, Employee Contribution, Percent	15.00%