Quarterly report pursuant to Section 13 or 15(d)

PENSION AND RETIREMENT BENEFIT PLANS. (Details 1)

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PENSION AND RETIREMENT BENEFIT PLANS. (Details 1) - Postretirement Plan [Member] - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Interest cost $ 55 $ 46 $ 165 $ 138
Service cost 17 2 51 6
Amortization of loss 30 33 90 99
Net periodic expense $ 102 $ 81 $ 306 $ 243