XML 24 R7.htm IDEA: XBRL DOCUMENT

Description of the Business	9 Months Ended
Description of the Business	Sep. 30, 2018
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Description of the Business	DESCRIPTION OF THE BUSINESS: Ultra Petroleum Corp. and its wholly-owned subsidiaries (collectively the “Company”, “Ultra”, “our”, “we”, “us”) is an independent oil and gas company engaged in the development, production, operation, exploration and acquisition of oil and natural gas properties. Ultra Petroleum Corp. is incorporated under the laws of Yukon, Canada. The Company’s principal business activities are developing its long-life natural gas reserves in the Pinedale and Jonah fields of the Green River Basin of Wyoming. On September 25, 2018, the Company completed the sale of its Utah assets to an unnamed third party for net cash proceeds of $69.3 million, including management fees of $0.6 million. The divested assets consisted primarily of oil and gas properties.