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FAIR VALUE DISCLOSURES (Details) - Fair value on a recurring basis - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Assets:
Equity securities	$ 232	$ 211
Investments measured at net asset value	26,454	22,815
Quoted prices in active markets for identical assets (Level 1)
Assets:
Equity securities	232	211
Significant other observable inputs (Level 2)
Assets:
Equity securities	0	0
Significant unobservable inputs (Level 3)
Assets:
Equity securities	$ 0	$ 0

X

- Definition

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=99377092&loc=SL75136599-209740

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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.4)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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