Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2019

Employee Benefit Plans

Schedule of components of the net periodic benefit cost

	Three Months Ended September 30,				Nine Months Ended September 30,
	2019		2018		2019		2018
Service cost	$	23	$	27	$	68	$	56
Interest cost		592		569		1,777		1,686
Expected return on plan assets		(612)		(701)		(1,837)		(2,076)
Amortization:
Amortization of prior service cost		25		(34)		76		(102)
Amortization of net (gain) loss		406		433		1,218		1,294
Net periodic benefit cost	$	434	$	294	$	1,302	$	858