Employee Benefit Plans (Tables)

3 Months Ended

Dec. 31, 2019

Retirement Benefits [Abstract]

Schedule of net benefit costs

for the plans were as follows:

	Three Months Ended December 31,
	2019			2018
Service cost	$	261		$	217
Interest cost	68			119
Expected return on plan assets	(30		)	(30		)
Amortization of actuarial losses	236			96
Pension expense for defined benefit plans	$	535		$	402