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PENSION BENEFIT PLANS (Tables)
9 Months Ended
Dec. 31, 2017
Retirement Benefits [Abstract]  
Schedule of Net Periodic Pension Costs of Noncontributory Defined Benefit Pension Plans
The following sets forth the components of the Company's net periodic pension cost of the noncontributory defined benefit pension plans for the three and nine months ended December 31, 2017 and 2016 (in thousands):
 
Three Months Ended
 
Nine Months Ended
 
December 31,
 
December 31,
 
2017
 
2016
 
2017
 
2016
Service cost
$
67

 
$
103

 
$
208

 
$
268

Interest cost
132

 
199

 
405

 
520

    Net periodic pension cost
$
199

 
$
302

 
$
613

 
$
788