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LONG-TERM INCENTIVE EMPLOYEE COMPENSATION - Employee Compensation Costs - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
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Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Share-based Payment Arrangement [Abstract] |  |  |  |
Equity-based awards | $ 3.3 | $ 3.9 | $ 5.8 | $ 8.4
Liability-based awards | 0.5 | 0.7 | (0.1) | 1.4
Total share-based compensation expense | $ 3.8 | $ 4.6 | $ 5.7 | $ 9.8

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- Definition Represents the total FAS 123R expense recognized during the period arising from both share-based and liability-based compensation arrangements with employees, directors and certain consultants qualifying for treatment as employees. + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from liability-based stock compensation arrangements (stock compensation arrangements settled in cash) with employees, directors and certain consultants qualifying for treatment as employees. + References No definition available. + Details
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- References No definition available. + Details
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