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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands	Jan. 01, 2019	Dec. 31, 2017
Retained Earnings Adjustments [Line Items]
Reclassification from accumulated other comprehensive income to retained earnings tax effect		$ 0
Retained Earnings
Retained Earnings Adjustments [Line Items]
Reclassification from accumulated other comprehensive income to retained earnings tax effect		(229)
Accumulated Other Comprehensive Income (Loss)
Retained Earnings Adjustments [Line Items]
Reclassification from accumulated other comprehensive income to retained earnings tax effect		$ 229
Subsequent Event | ASU 2016-02
Retained Earnings Adjustments [Line Items]
Right-of-use asset	$ 7,000
Lease liability	$ 8,500

X

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977

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Amount of lessee's right to use underlying asset under operating lease.

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-SubTopic 20
-Section 45
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Tax Cuts And Jobs Act Of 2017 Reclassification From Accumulated Other Comprehensive Income To Retained Earnings Tax Effect

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