Pensions and Postretirement Benefits (Tables)

6 Months Ended

Feb. 29, 2020

Pensions and Other Postretirement Benefits

Schedule of components of net periodic benefit cost

	Three Months Ended				Six Months Ended
	February 29, 2020		February 28, 2019		February 29, 2020		February 28, 2019
Components of net periodic benefit cost
Service cost	$	74	$	73	$	147	$	146
Interest cost		113		178		226		356
Expected return on plan assets		(98)		(109)		(196)		(221)
Amortization of prior service cost		1		1		2		2
Amortization of accumulated loss		174		119		348		237
Curtailment and settlement loss		—		273		—		473
Net periodic benefit cost	$	264	$	535	$	527	$	993