Document and Entity Information
Document and Entity Information | Apr. 24, 2024 |
Cover [Abstract] | |
Entity Registrant Name | LANDSTAR SYSTEM INC |
Entity File Number | 021-238 |
Amendment Flag | false |
Entity Central Index Key | 0000853816 |
Document Type | 8-K |
Document Period End Date | Apr. 24, 2024 |
Entity Incorporation State Country Code | DE |
Entity Tax Identification Number | 06-1313069 |
Entity Address, Address Line One | 13410 Sutton Park Drive South |
Entity Address, City or Town | Jacksonville |
Entity Address, State or Province | FL |
Entity Address, Postal Zip Code | 32224 |
City Area Code | (904) |
Local Phone Number | 398-9400 |
Written Communications | false |
Soliciting Material | false |
Pre Commencement Tender Offer | false |
Pre Commencement Issuer Tender Offer | false |
Security 12b Title | Common Stock |
Trading Symbol | LSTR |
Security Exchange Name | NASDAQ |
Entity Emerging Growth Company | false |