Cover Page
Cover Page | Dec. 15, 2020 | Nov. 10, 2020 | Dec. 31, 2020 |
Cover [Abstract] | |||
Document Type | 8-K | ||
Document Period End Date | Dec. 15, 2020 | ||
Entity Registrant Name | OASIS PETROLEUM INC. | ||
Entity Incorporation, State or Country Code | DE | ||
Entity File Number | 001-34776 | ||
Entity Tax Identification Number | 80-0554627 | ||
Entity Address, Address Line One | 1001 Fannin Street | ||
Entity Address, Address Line Two | Suite 1500 | ||
Entity Address, City or Town | Houston | ||
Entity Address, State or Province | TX | ||
Entity Address, Postal Zip Code | 77002 | ||
City Area Code | 281 | ||
Local Phone Number | 404-9500 | ||
Written Communications | false | ||
Soliciting Material | false | ||
Pre-commencement Tender Offer | false | ||
Pre-commencement Issuer Tender Offer | false | ||
Title of 12(b) Security | Common Stock | ||
Trading Symbol | OAS | ||
Security Exchange Name | NASDAQ | ||
Entity Emerging Growth Company | false | ||
Entity Central Index Key | 0001486159 | ||
Amendment Flag | false | ||
Current Fiscal Year End Date | --12-31 |