GUARANTEES - Summary (Details) - USD ($) $ in Thousands	3 Months Ended
Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2017	Mar. 31, 2017
Guarantor Obligations [Line Items]
Amounts guaranteed (not to exceed)	$ 153,347		$ 195,840	$ 150,900
Amounts outstanding under guarantee	84,116		116,257	126,835
Fair value of guarantees	$ 3,544		6,388	$ 5,864
Number of years before expiring guarantees	1 year
Financial Guarantee
Guarantor Obligations [Line Items]
Amounts outstanding under guarantee	$ 18,652	$ 14,807	$ 24,142

Guarantor Obligations, Fair Value

No definition available.

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- Definition

Number of Years, Before Expiring Guarantees

+ References

No definition available.

+ Details

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- Definition

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=115931803&loc=d3e12069-110248

+ Details

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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.

+ References

No definition available.

+ Details

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- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=115931803&loc=d3e12069-110248

+ Details

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- Details

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