v3.25.1
Cover - shares
 3 Months Ended
Mar. 31, 2025
May 07, 2025
Entity Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2025  
Document Transition Report false  
Entity File Number 333-271072  
Entity Registrant Name Sinclair, Inc.  
Entity Incorporation, State or Country Code MD  
Entity Tax Identification Number 92-1076143  
Entity Address, Address Line One 10706 Beaver Dam Road  
Entity Address, City or Town Hunt Valley  
Entity Address, State or Province MD  
Entity Address, Postal Zip Code 21030  
City Area Code 410  
Local Phone Number 568-1500  
Title of 12(b) Security Class A Common Stock, par value $ 0.01 per share  
Trading Symbol SBGI  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Central Index Key 0001971213  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Sinclair Broadcast Group, LLC    
Entity Information [Line Items]    
Entity File Number 000-26076  
Entity Registrant Name Sinclair Broadcast Group, LLC  
Entity Incorporation, State or Country Code MD  
Entity Tax Identification Number 52-1494660  
Entity Current Reporting Status No  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Central Index Key 0000912752  
Class A Common Stock    
Entity Information [Line Items]    
Entity Common Stock, Shares Outstanding   45,796,487
Class B Common Stock    
Entity Information [Line Items]    
Entity Common Stock, Shares Outstanding   23,775,056