Quarterly report pursuant to Section 13 or 15(d)

Pension and Retirement Benefit Plans (Details Narrative)

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Pension and Retirement Benefit Plans (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Dec. 31, 2015
Pension Plan [Member]    
Accumulated projected benefit obligation   $ 16,600
Fair value of plan assets   12,600
Underfunded amount   4,000
Net periodic expense $ 29  
Interest cost 172  
Service cost 56  
Partially offset expected return on plan assets 199  
Postretirement Plan [Member]    
Accumulated projected benefit obligation   $ 3,600
Net periodic expense 47  
Interest cost 35  
Service cost $ 12