XML 25 R15.htm IDEA: XBRL DOCUMENT
v3.19.1

Pension & Postretirement Expenses | 6 Months Ended
--- | ---
Mar. 31, 2019
Defined Benefit Plan [Abstract] |
Pension And Postretirement Plan Expenses | PENSION & POSTRETIREMENT PLANS Total periodic pension and postretirement (income) expense is summarized below:
| Three Months Ended March 31, |  | Six Months Ended March 31,
|  | 2018 |  |  | 2019 |  |  | 2018 |  |  |  | 2019
Service cost |  | $ | 19 |  |  |  | 18 |  |  |  | 38 |  |  |  | 36 |
Interest cost |  | 47 |  |  |  | 50 |  |  |  | 93 |  |  |  | 100 |
Expected return on plan assets |  | (88 | ) |  |  | (88 | ) |  |  | (175 | ) |  |  | (176 | )
Net amortization |  | 30 |  |  |  | 16 |  |  |  | 61 |  |  |  | 33 |
Total |  | $ | 8 |  |  |  | (4 | ) |  |  | 17 |  |  |  | (7 | )

X
- References No definition available. + Details
Name: | us-gaap_DefinedBenefitPensionPlansAndDefinedBenefitPostretirementPlansDisclosureAbstract
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