Retirement Benefits (Tables)

3 Months Ended

Dec. 31, 2019

Retirement Benefits [Line Items]

Schedule of Amount of Expense Associated with Defined Contribution Plans

	Three-Months Ended
	December 31,
	2019		2018
Company costs	$	8,704	$	8,371

Schedule of Estimated Remaining Cash Contributions

Retirement pension benefits:
United States	$	-
United Kingdom		370
Japan		-
Germany		911
Other postretirement benefits		2,892

Schedule of Amounts of Contributions Associated with Multiemployer Defined Benefit Plans

	Three-Months Ended
	December 31,
	2019		2018
Company contributions	$	70	$	77

Defined Benefit Pension Plan [Member]

Retirement Benefits [Line Items]

Schedule of Net Periodic Benefit Costs

	Three-Months Ended December 31,
	United States				Other Countries				Total
	2019		2018		2019		2018		2019		2018
Service cost	$	415	$	363	$	710	$	512	$	1,125	$	875
Interest cost		1,398		1,596		321		480		1,719		2,076
Expected return on plan assets		(3,087)		(2,996)		(832)		(662)		(3,919)		(3,658)
Amortization of:
Net actuarial loss		358		154		261		71		619		225
Prior service cost		234		177		6		-		240		177
Net periodic retirement pension (benefit) cost	$	(682)	$	(706)	$	466	$	401	$	(216)	$	(305)
Contributions paid	$	-	$	-	$	1,131	$	554	$	1,131	$	554

Other Postretirement Benefit Plans [Member]

Retirement Benefits [Line Items]

Schedule of Net Periodic Benefit Costs

	Three-Months Ended
	December 31,
	2019		2018
Service cost	$	1	$	1
Interest cost		195		288
Amortization of:
Net actuarial loss		12		14
Prior service cost (benefit)		1		(1)
Net periodic other postretirement cost	$	209	$	302
Contributions paid	$	345	$	373