Postretirement and Other Employee Benefits (Tables)

9 Months Ended

Mar. 31, 2020

Retirement Benefits [Abstract]

Components of Net Periodic Pension Costs for the Swiss Pension Plan

Net periodic pension costs for the Swiss pension plan included the following components:

	Three Months Ended March 31,						Nine Months Ended March 31,
	2020			2019			2020			2019
	(in thousands)
Components of net periodic cost
Service cost	$	749		$	625		$	2,202		$	1,900
Interest cost	57			113			169			343
Prior service credit	(79		)	(76		)	(233		)	(231		)
Net actuarial loss	122			54			359			164
Expected return on plan assets	(317		)	(342		)	(933		)	(1,040		)
Net periodic cost	$	532		$	374		$	1,564		$	1,136