SHARE-BASED COMPENSATION AND BENEFIT PLANS (Stock Appreciation Rights) (Narrative) (Details) - Stock appreciation rights (SARs) [Member] - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Share-Based Compensation and Benefit Plans
Stock appreciation rights expiration period	10 years
Stock appreciation rights vesting rate per year	25.00%
Vesting period	4 years
Stock appreciation rights outstanding	12,398
Stock appreciation rights granted during the period, units	2,587
Liability for compensation to be paid for redeemed stock appreciation rights	$ 1.2		$ 1.3
Compensation expense for share-based compensation	$ 0.1	$ 0.2

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

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Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements.

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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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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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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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Percentage of vesting of award under share-based payment arrangement.

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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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