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RECENT ACCOUNTING PRONOUNCEMENTS (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018	Jan. 01, 2019
RECENT ACCOUNTING PRONOUNCEMENTS
Net unrealized gain (loss) on securities during the period	$ 932	$ (1,596)
Package of practical expedients	true
ASU 2018-02 | Scenario, Previously Reported
RECENT ACCOUNTING PRONOUNCEMENTS
Net unrealized gain (loss) on securities during the period			$ 104,000
ASU 2016-02 | Restatement Adjustment [Member]
RECENT ACCOUNTING PRONOUNCEMENTS
Lease liability				$ 800
Right-of-use asset				$ 800

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- Definition

Indicates (true false) whether practical expedients are elected for not reassessing whether any expired or existing contract is or contains lease, lease classification for expired or existing lease, and initial direct cost for any existing lease.

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

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

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Amount before tax and reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities.

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