Retirement Benefit Plans (Tables)

3 Months Ended

Dec. 31, 2019

Retirement Benefits [Abstract]

Schedule of Components of Net Periodic Benefit Cost

The components of net periodic benefit cost of the Company’s defined benefit plans are as follows:

	Three Months Ended   December 31,
	2019			2018
Service cost	$	85		$	75
Interest cost	208			264
Expected return on plan assets	(376		)	(393		)
Amortization of net loss	188			107
Net periodic cost	$	105		$	53