| Note | Element is not intended to be used with dimension identified in tin-part:AlternateElement. Element intended to be used with dimension identified in tin-part:AlternateElement is identified in tin-part:AlternateElement. | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| PublishDate | 2018-01 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| AlternateElement | DefinedBenefitPlanByPlanAssetCategoriesAxis DefinedBenefitPlanDebtSecuritiesMember | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Publisher | FASB | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Accounting Standards Codification | http://fasb.org/us-gaap/role/ref/legacyRef |
| Topic | 320 | http://fasb.org/us-gaap/role/ref/legacyRef |
| URI | http://asc.fasb.org/topic&trid=2196928 | http://fasb.org/us-gaap/role/ref/legacyRef |