Text Block Comparison: Oil and Gas Delivery Commitments and Contracts Disclosure [Table Text Block] (us-gaap:OilAndGasDeliveryCommitmentsAndContractsDisclosureTextBlock)

Documentation: Tabular disclosure of an enterprise's obligations to provide a fixed and determinable quantity of oil or gas in the near future under existing contracts or agreements. Information may include the principal sources of oil and gas to be relied upon and the total available amounts expected to be received from each principal source and from all sources combined; the total quantities of oil and gas which are subject to delivery commitments; and the steps taken to ensure available reserves and supplies are sufficient to meet such commitments.

(For last 10-K submitted to SEC as of March 31, 2018)

Entity Disclosure