Pension and Postretirement Benefit Plans

6 Months Ended

Feb. 28, 2018

Defined Benefit Plan [Abstract]

Pension and Other Postretirement Benefits Disclosure [Text Block]

PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS

The components of the Company’s net periodic benefit cost for defined benefit pension plans are shown below:

	Three months ended February 28,						Six months ended February 28,
	2018			2017			2018			2017
	(In thousands)
Defined benefit pension plans:
Service cost	$	1,342		$	1,344		$	2,640		$	2,739
Interest cost	796			570			1,567			1,157
Expected return on plan assets	(410		)	(367		)	(806		)	(743		)
Amortization of actuarial loss (gain)	724			961			1,424			1,958
Net periodic pension benefit cost	$	2,452		$	2,508		$	4,825		$	5,111

In fiscal 2018, there have been no significant charges incurred related to the Company's other postretirement benefit plan. For discussion of the Company's other postretirement benefit plan, refer to Note 8 in the Company's Annual Report on Form 10-K for the fiscal year ended August 31, 2017.