Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Adoption of New Accounting Standards (Details)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Adoption of New Accounting Standards (Details) - Accounting Standards Update 2018-02 [Member]
$ in Thousands
12 Months Ended
Dec. 31, 2017
USD ($)
Adoption of New Accounting Standards [Abstract]  
Transfer made from AOCI to retained earnings $ 0
Accumulated Other Comprehensive Income [Member]  
Adoption of New Accounting Standards [Abstract]  
Transfer made from AOCI to retained earnings (278)
Retained Earnings [Member]  
Adoption of New Accounting Standards [Abstract]  
Transfer made from AOCI to retained earnings $ 278