The following
table provides the components of net periodic benefit cost for the
third quarters and nine months ended September 30, 2012 and
2011:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
Pension Benefits |
|
|
Other Benefits |
|
| |
|
Quarter Ended |
|
|
Quarter Ended |
|
| |
|
September 30 |
|
|
September 30 |
|
| |
|
2012 |
|
|
2011 |
|
|
2012 |
|
|
2011 |
|
|
Service cost
|
|
$ |
- |
|
|
$ |
- |
|
|
$ |
199 |
|
|
$ |
161 |
|
|
Interest cost
|
|
|
1,475 |
|
|
|
1,871 |
|
|
|
452 |
|
|
|
387 |
|
|
Expected return on plan
assets
|
|
|
(2,225 |
) |
|
|
(2,342 |
) |
|
|
(8 |
) |
|
|
(9 |
) |
|
Amortization of:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Unrecognized actuarial
loss
|
|
|
575 |
|
|
|
896 |
|
|
|
70 |
|
|
|
4 |
|
|
Unrecognized prior service
cost
|
|
|
- |
|
|
|
- |
|
|
|
(63 |
) |
|
|
(68 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net periodic benefit cost
(income)
|
|
$ |
(175 |
) |
|
$ |
425 |
|
|
$ |
650 |
|
|
$ |
475 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
Pension Benefits |
|
|
Other Benefits |
|
| |
|
Nine Months
Ended |
|
|
Nine Months
Ended |
|
| |
|
September 30 |
|
|
September 30 |
|
| |
|
2012 |
|
|
2011 |
|
|
2012 |
|
|
2011 |
|
|
Service cost
|
|
$ |
- |
|
|
$ |
- |
|
|
$ |
598 |
|
|
$ |
482 |
|
|
Interest cost
|
|
|
4,425 |
|
|
|
5,613 |
|
|
|
1,354 |
|
|
|
1,162 |
|
|
Expected return on plan
assets
|
|
|
(6,675 |
) |
|
|
(7,025 |
) |
|
|
(24 |
) |
|
|
(28 |
) |
|
Amortization of:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Unrecognized actuarial
(gain) loss
|
|
|
(275 |
) |
|
|
2,687 |
|
|
|
211 |
|
|
|
13 |
|
|
Unrecognized prior service
cost
|
|
|
- |
|
|
|
- |
|
|
|
(189 |
) |
|
|
(204 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net periodic benefit cost
(income)
|
|
$ |
(2,525 |
) |
|
$ |
1,275 |
|
|
$ |
1,950 |
|
|
$ |
1,425 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|