XML 33 R24.htm IDEA: XBRL DOCUMENT
v3.19.2

Pension and Other Postretirement Employee Benefits | 6 Months Ended
--- | ---
Jun. 30, 2019
General Discussion Of Pension And Other Postretirement Benefits [Abstract] |
Pension and Other Postretirement Employee Benefits | NOTE 15. PENSION AND OTHER POSTRETIREMENT EMPLOYEE BENEFITS The following tables detail the components of net periodic cost (benefit) of our pension plans and other postretirement employee benefits (OPEB):
|  | Three Months Ended June 30, |
|  | Pension |  |  | OPEB |
(in thousands) |  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Service cost |  | $ | 1,862 |  |  | $ | 2,178 |  |  | $ | 80 |  |  | $ | 99 |
Interest cost |  |  | 4,692 |  |  |  | 4,390 |  |  |  | 375 |  |  |  | 381 |
Expected return on plan assets |  |  | (5,541 | ) |  |  | (5,135 | ) |  |  | — |  |  |  | — |
Amortization of prior service cost (credit) |  |  | 53 |  |  |  | 47 |  |  |  | (2,211 | ) |  |  | (2,220 | )
Amortization of actuarial loss |  |  | 3,321 |  |  |  | 4,144 |  |  |  | 200 |  |  |  | 301 |
Net periodic cost (benefit) |  | $ | 4,387 |  |  | $ | 5,624 |  |  | $ | (1,556 | ) |  | $ | (1,439 | )
|  | Six Months Ended June 30, |
|  | Pension |  |  | OPEB |
(Dollars in thousands) |  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Service cost |  | $ | 3,883 |  |  | $ | 4,091 |  |  | $ | 185 |  |  | $ | 143 |
Interest cost |  |  | 9,231 |  |  |  | 8,304 |  |  |  | 794 |  |  |  | 700 |
Expected return on plan assets |  |  | (11,095 | ) |  |  | (9,843 | ) |  |  | — |  |  |  | — |
Amortization of prior service cost (credit) |  |  | 106 |  |  |  | 93 |  |  |  | (4,422 | ) |  |  | (4,439 | )
Amortization of actuarial loss |  |  | 6,748 |  |  |  | 8,294 |  |  |  | 507 |  |  |  | 656 |
Net periodic cost (benefit) |  | $ | 8,873 |  |  | $ | 10,939 |  |  | $ | (2,936 | ) |  | $ | (2,940 | )
During the six months ended June 30, 2019 and 2018, funding of pension and other postretirement employee benefit plans was $3.1 million and $10.4 million, respectively.

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

X
- Definition The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -URI http://asc.fasb.org/topic&trid=2235017 + Details
Name: | us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration