Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

Document And Entity Information - USD ($)
12 Months Ended
Dec. 31, 2021
Mar. 16, 2022
Jun. 30, 2021
Document And Entity Information [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2021    
Entity File Number 001-36057    
Entity Registrant Name RING ENERGY, INC.    
Entity Incorporation, State or Country Code NV    
Entity Tax Identification Number 90-0406406    
Entity Address, Address Line One 1725 Hughes Landing Blvd. Suite 900    
Entity Address, City or Town The Woodlands    
Entity Address, State or Province TX    
Entity Address, Postal Zip Code 77380    
City Area Code 281    
Local Phone Number 397-3699    
Title of 12(b) Security Common Stock, par value $0.001    
Trading Symbol REI    
Security Exchange Name NYSEAMER    
Entity Voluntary Filers No    
Entity Well-known Seasoned Issuer No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Auditor Name Eide Bailly LLP    
Auditor Firm ID 286    
Auditor Location Denver, Colorado    
Entity Central Index Key 0001384195    
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2021    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Common Stock, Shares Outstanding   100,192,562  
Entity Public Float     $ 254,767,528