XML 26 R1.htm IDEA: XBRL DOCUMENT v3.25.4
Cover - USD ($)
$ in Billions
 12 Months Ended
Dec. 31, 2025
Feb. 10, 2026
Jun. 30, 2025
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2025    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-41379    
Entity Registrant Name DRAFTKINGS INC.    
Entity Incorporation, State or Country Code NV    
Entity Tax Identification Number 87-2764212    
Entity Address, Address Line One 222 Berkeley Street    
Entity Address, Address Line Two 5th Floor    
Entity Address, City or Town Boston    
Entity Address, State or Province MA    
Entity Address, Postal Zip Code 02116    
City Area Code 617    
Local Phone Number 986-6744    
Title of 12(b) Security Class A Common Stock, $0.0001 par value    
Trading Symbol DKNG    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 19.1
Documents Incorporated by Reference
Portions of the registrant’s definitive proxy statement for its 2026 Annual Meeting of Stockholders, or the Proxy Statement, to be filed within 120 days after the end of the fiscal year covered by this Annual Report on Form 10-K, are incorporated by reference in Part III. Except with respect to information specifically incorporated by reference in this Annual Report, the Proxy Statement shall not be deemed to be filed as part hereof.
    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001883685    
Amendment Flag false    
Class A Common Stock      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   492,991,385  
Class B Common Stock      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   393,013,951