|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Three Months Ended May 31,
|
|
|
Nine Months Ended May 31,
|
|
|
|
|
|
2020
|
|
2019
|
|
|
2020
|
|
2019
|
|
|
|
Components of net periodic benefit cost
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Service cost
|
|
$
|
74
|
|
$
|
67
|
|
|
$
|
221
|
|
$
|
213
|
|
|
|
Interest cost
|
|
|
112
|
|
|
172
|
|
|
|
338
|
|
|
528
|
|
|
|
Expected return on plan assets
|
|
|
(98)
|
|
|
(104)
|
|
|
|
(294)
|
|
|
(325)
|
|
|
|
Amortization of prior service cost
|
|
|
1
|
|
|
1
|
|
|
|
3
|
|
|
3
|
|
|
|
Amortization of accumulated loss
|
|
|
174
|
|
|
112
|
|
|
|
522
|
|
|
349
|
|
|
|
Curtailment and settlement loss
|
|
|
75
|
|
|
11
|
|
|
|
75
|
|
|
484
|
|
|
|
Net periodic benefit cost
|
|
$
|
338
|
|
$
|
259
|
|
|
$
|
865
|
|
$
|
1,252
|
|
|