XML 29 R30.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Employee Benefits (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2015
Employee Benefits [Abstract] |
Components of Net Periodic Benefit Cost (Credit) for our Defined Benefit Plans and Postretirement Benefit Plans | The components of net periodic benefit cost (credit) for our defined benefit plans and postretirement benefit plans for the three months and nine months ended September 30, 2015 and 2014 were as follows (in thousands):
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
Pension benefits |  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
Service cost |  | $ | — |  |  | $ | 41 |  |  | $ | — |  |  | $ | 123 |
Interest cost |  |  | 87 |  |  |  | 65 |  |  |  | 196 |  |  |  | 195 |
Amortization of prior service cost |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Actuarial net loss |  |  | 294 |  |  |  | 57 |  |  |  | 662 |  |  |  | 172 |
Net periodic benefit cost |  | $ | 381 |  |  | $ | 163 |  |  | $ | 858 |  |  | $ | 490 |
Postretirement benefits |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | $ | — |  |  | $ | 1 |  |  | $ | — |  |  | $ | 1 |
Interest cost |  |  | 12 |  |  |  | 7 |  |  |  | 20 |  |  |  | 22 |
Amortization of prior service cost |  |  | (27 | ) |  |  | (755 | ) |  |  | (85 | ) |  |  | (2,264 | )
Actuarial net loss |  |  | 382 |  |  |  | 513 |  |  |  | 1,144 |  |  |  | 1,535 |
Net periodic benefit cost (credit) |  | $ | 367 |  |  | $ | (234 | ) |  | $ | 1,079 |  |  | $ | (706 | )

X
- References No definition available. + Details
Name: | us-gaap_CompensationAndRetirementDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfCostsOfRetirementPlansTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration