v3.25.2
Cover - USD ($)
 12 Months Ended
Dec. 31, 2024
Feb. 26, 2025
Jun. 30, 2024
Cover [Abstract]      
Document Type 10-K/A    
Document Annual Report true    
Document Period End Date Dec. 31, 2024    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-41591    
Entity Registrant Name SKYWARD SPECIALTY INSURANCE GROUP, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 14-1957288    
Entity Address, Address Line One 800 Gessner Road    
Entity Address, Address Line Two Suite 600    
Entity Address, City or Town Houston    
Entity Address, State or Province TX    
Entity Address, Postal Zip Code 77024-4284    
City Area Code 713    
Local Phone Number 935-4800    
Title of 12(b) Security Common stock, par value $0.01    
Trading Symbol SKWD    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status No    
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     $ 1,333,367,336
Entity Common Stock, Shares Outstanding   40,127,908  
Documents Incorporated by Reference
Portions of the Registrant’s Proxy Statement relating to the 2025 annual meeting of stockholders (the “2025 Proxy Statement”), which will be filed within 120 days of December 31, 2024, are incorporated by reference into Part III of this Form 10-K.
    
Entity Central Index Key 0001519449    
Amendment Flag true    
Document Fiscal Year Focus 2024    
Document Fiscal Period Focus FY