Fair value of all liability derivatives designated as cash flow hedging instruments.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624163-113959

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- Definition

Amount of the hedged item as of the balance sheet date related to the derivative. For example, the hedged balance on a debt instrument.

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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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- Definition

The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959

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- Definition

The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994

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- Definition

Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669646-108580

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- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Cash Flow Hedge) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Sep. 30, 2017	Jun. 30, 2018	Jul. 20, 2017
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net after-tax loss included in accumulated other comprehensive earnings	$ (1,866)		$ (2,212)
Derivatives in Cash Flow Hedging Relationships
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of Gain or (Loss) Recognized in OCI on Derivative (Effective Portion)	18,686		13,005
Cross Currency Swap Contract \| Derivatives in Cash Flow Hedging Relationships
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount hedged				$ 280,000
Net after-tax loss included in accumulated other comprehensive earnings			1,200
Fair value of derivative liability	5,500		5,500
Cross Currency Swap Contract: Interest Component \| Derivatives in Cash Flow Hedging Relationships
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount expected to be recognized in earnings in next twelve months related to cross currency swap contract	$ 5,100		$ 5,100
Notes payable to banks
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Proceeds from debt		$ 280,000