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EMPLOYEE BENEFIT PLANS (Details) - USD ($)
$ in Thousands
12 Months Ended
Aug. 01, 2014
Dec. 31, 2016
Dec. 31, 2015
Pension Plans      
Change in projected benefit obligation:      
Projected benefit obligation at beginning of year   $ 6,585 $ 7,193
Service Cost   76 0
Interest cost   267 268
Actuarial gain   (308) (454)
Benefits paid   (318) (351)
Settlements   (176) (71)
Projected benefit obligation at end of year   6,126 6,585
Accumulated benefit obligation   6,126 6,585
Change in fair value of plan assets:      
Fair value of plan assets at plan beginning of year   5,211 5,756
Actual return on plan assets   404 (123)
Contributions by employer   0 0
Benefits paid   (318) (351)
Settlements   (176) (71)
Fair value of plan assets at end of year   5,121 5,211
Funded status of the plan      
Underfunded status   1,005 1,374
Postretirement Benefits      
Change in projected benefit obligation:      
Projected benefit obligation at beginning of year   3,039 1,604
Prior service cost of long-term care plan participants $ 558 0 1,595
Service Cost   32 34
Interest cost   129 124
Participant contributions   47 47
Actuarial gain   (130) 284
Benefits paid   (128) (81)
Amendments   0 0
Projected benefit obligation at end of year   3,249 3,039
Change in fair value of plan assets:      
Fair value of plan assets at plan beginning of year   0 0
Contributions by employer   81 34
Contributions by participant   47 47
Benefits paid   (128) (81)
Fair value of plan assets at end of year   $ 0 $ 0