INCENTIVE COMPENSATION (Schedule of Awards) (Details) $ / shares in Units, $ in Millions	9 Months Ended
Sep. 30, 2018 USD ($) $ / shares shares
RSU 1
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Granted (in shares)	389,424
Grant Date	Jan. 19, 2017
Grant Date Fair Value per Award (in dollars per share) \| $ / shares	$ 18.38
Awards Forfeited to Date (in shares)	389,424
Percentage of awards forfeited	100.00%
RSU 2
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Granted (in shares)	410,000
Grant Date	Feb. 14, 2018
Grant Date Fair Value per Award (in dollars per share) \| $ / shares	$ 25.59
Vesting Date	Jan. 01, 2019
Awards Forfeited to Date (in shares)	0
RSU 3
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Granted (in shares)	161,215
Grant Date	Mar. 01, 2018
Grant Date Fair Value per Award (in dollars per share) \| $ / shares	$ 24.93
Awards Forfeited to Date (in shares)	7,646
Expected compensation cost \| $	$ 4.0
RSU 4
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Granted (in shares)	266,478
Grant Date	Mar. 01, 2018
Grant Date Fair Value per Award (in dollars per share) \| $ / shares	$ 24.93
Awards Forfeited to Date (in shares)	30,167
Expected compensation cost \| $	$ 6.6
RSU 5
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards Granted (in shares)	11,144
Grant Date	May 10, 2018
Grant Date Fair Value per Award (in dollars per share) \| $ / shares	$ 21.54
Awards Forfeited to Date (in shares)	0

Expected Allocated Share-Based Compensation Expense

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition.

+ References

No definition available.

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- Definition

It represents share based compensation arrangement by share based payment award equity instruments other than options award grant date.

+ References

No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Awards Forfeited, Percentage

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No definition available.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued 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).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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- Definition

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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