Details for Selection
| Standard label: | Coal Industry Retiree Health Benefit Act of 1992, Method of Accounting Adopted |
| Name: | us-gaap:CoalIndustryRetireeHealthBenefitActOf1992MethodOfAccountingAdopted |
| Documentation: | Description of the methods that an enterprise that currently has operations in the coal industry uses to account for their obligation under the Act. The methods include (a) participation in a multiemployer plan or (b) a liability under the Coal Industry Retiree Benefit Act of 1992. |
| Commentary: | |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For period (duration) |
| Balance type: | |
| Object class: | [Concept] |