XML 27 R16.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Employee Benefit Plans | 3 Months Ended
--- | ---
Mar. 31, 2018
Retirement Benefits [Abstract] |
Employee Benefit Plans | Employee Benefit Plans The net periodic pension cost for the Corporation’s Defined Benefit Pension Plan ("Pension Plan") consisted of the following components:
| Three months ended March 31
| 2018 |  | 2017
| (in thousands)
Interest cost | $ | 831 |  |  | $ | 830 |
Expected return on plan assets | (451 | ) |  | (451 | )
Net amortization and deferral | 664 |  |  | 663 |
Net periodic pension cost | $ | 1,044 |  |  | $ | 1,042 |
The components of the net benefit for the Corporation’s Postretirement Benefits Plan ("Postretirement Plan") consisted of the following:
| Three months ended March 31
| 2018 |  | 2017
| (in thousands)
Interest cost | $ | 17 |  |  | $ | 17 |
Net accretion and deferral | (141 | ) |  | (141 | )
Net periodic benefit | $ | (124 | ) |  | $ | (124 | )
The Corporation recognizes the funded status of its Pension Plan and Postretirement Plan on the consolidated balance sheets and recognizes the change in that funded status through other comprehensive income.

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 The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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