XML 119 R1.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Cover - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2019
Feb. 21, 2020
Jun. 28, 2019
Cover page.      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2019    
Document Transition Report false    
Entity File Number 001-33784    
Entity Registrant Name SANDRIDGE ENERGY, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 20-8084793    
Entity Address, Address Line One 123 Robert S. Kerr Avenue    
Entity Address, City or Town Oklahoma City    
Entity Address, State or Province OK    
Entity Address, Postal Zip Code 73102    
City Area Code 405    
Local Phone Number 429-5500    
Title of 12(b) Security Common Stock, $0.001 par value    
Trading Symbol SD    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Bankruptcy Proceedings, Reporting Current true    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Public Float     $ 211.1
Entity Common Stock, Shares Outstanding   35,772,204  
Documents Incorporated by Reference Portions of the Company’s definitive proxy statement for the 2019 Annual Meeting of Stockholders, which will be filed with the SEC within 120 days of December 31, 2019, are incorporated by reference in Part III.    
Document Fiscal Year Focus 2019    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Central Index Key 0001349436    
Current Fiscal Year End Date --12-31