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

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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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 percentage of payout of stock on targeted achievement.

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The target amount of stock-settled incentive awards granted during the period.

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EQUITY-BASED COMPENSATION - Stock-Settled Incentive Awards (Details) - Stock-Settled Incentive Awards - USD ($) $ in Millions		3 Months Ended	34 Months Ended
	May 17, 2018	Mar. 31, 2019	Mar. 31, 2020
EQUITY-BASED COMPENSATION
offering period	2 years
Vesting date			30 days
Target amount of stock settled incentive awards granted			$ 3.9
Compensation expense		$ 0.1
Unrecognized compensation expense			$ 0.1
Minimum
EQUITY-BASED COMPENSATION
Pay out percentage	0.00%
Maximum
EQUITY-BASED COMPENSATION
Pay out percentage	200.00%
Less than $20.00
EQUITY-BASED COMPENSATION
Percentage of Target Amount Earned			0.00%
At least $20.00, but less than $25.00
EQUITY-BASED COMPENSATION
Percentage of Target Amount Earned			100.00%
$25.00 or greater
EQUITY-BASED COMPENSATION
Percentage of Target Amount Earned			200.00%