Cover Page - USD ($)
$ in Billions
12 Months Ended
Sep. 28, 2019
Nov. 21, 2019
Mar. 30, 2019
Cover page.      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Sep. 28, 2019    
Document Transition Report false    
Entity File Number 0-02382    
Entity Registrant Name MTS SYSTEMS CORPORATION    
Entity Incorporation, State or Country Code MN    
Entity Tax Identification Number 41-0908057    
Entity Address, Address Line One 14000 Technology Drive    
Entity Address, City or Town Eden Prairie,    
Entity Address, State or Province MN    
Entity Address, Postal Zip Code 55344    
City Area Code 952    
Local Phone Number 937-4000    
Title of 12(b) Security Common Stock, $0.25 par value    
Trading Symbol MTSC    
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    
Entity Shell Company false    
Entity Public Float     $ 1.0
Entity Common Stock, Shares Outstanding   19,140,444  
Documents Incorporated by Reference
Portions of MTS Systems Corporation's Definitive Proxy Statement (to be filed pursuant to Regulation 14A within 120 days after the end of the fiscal year ended September 28, 2019) for its annual shareholders' meeting to be held on February 11, 2020, are incorporated by reference into Part III of this Annual Report on Form 10-K to the extent described in such Part.
Entity Central Index Key 0000068709    
Current Fiscal Year End Date --09-28    
Document Fiscal Year Focus 2019    
Document Fiscal Period Focus FY    
Amendment Flag false