Pensions and Other Post-retirement Benefits (Tables)

3 Months Ended

Dec. 31, 2017

Pensions and Other Post-retirement Benefits

Schedule of components of net periodic pension expense (benefit)

	Three Months Ended
	December 31,
	2017		2016
	(in thousands)
Interest cost	$	1,014	$	975
Expected return on plan assets		(1,386)		(1,299)
Recognized net actuarial loss		461		575
Net pension expense	$	89	$	251