v3.25.4
Cover Page - USD ($)
 12 Months Ended
Dec. 31, 2025
Feb. 05, 2026
Jun. 30, 2025
Cover [Abstract]      
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 001-39135    
Entity Registrant Name SiTime Corporation    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 02-0713868    
Entity Address, Address Line One 5451 Patrick Henry Drive    
Entity Address, City or Town Santa Clara    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 95054    
City Area Code 408    
Local Phone Number 328-4400    
Title of 12(b) Security Common Stock, $0.0001 par value per share    
Trading Symbol SITM    
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 false    
Entity Shell Company false    
Entity Public Float     $ 4,729,021,877
Entity Common Stock Shares Outstanding   26,299,915  
Documents Incorporated by Reference
Part III incorporates by reference certain information from the registrant’s definitive proxy statement for the 2026 Annual Meeting of Stockholders to be filed no later than 120 days after the conclusion of the registrant’s fiscal year ended December 31, 2025.
    
Entity Central Index Key 0001451809    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Amendment Flag false