Document and Entity Information
Document and Entity Information | Mar. 02, 2022 |
Cover [Abstract] | |
Document Type | 8-K |
Amendment Flag | false |
Document Period End Date | Mar. 2, 2022 |
Entity Registrant Name | CompX International Inc. |
Entity Incorporation, State or Country Code | DE |
Entity File Number | 1-13905 |
Entity Tax Identification Number | 57-0981653 |
Entity Address, Address Line One | 5430 LBJ Freeway |
Entity Address, Address Line Two | Suite 1700 |
Entity Address, City or Town | Dallas |
Entity Address, State or Province | TX |
Entity Address, Postal Zip Code | 75240-2620 |
City Area Code | 972 |
Local Phone Number | 448-1400 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Entity Emerging Growth Company | false |
Entity Central Index Key | 0001049606 |
Title of 12(b) Security | Common Stock |
Trading Symbol | CIX |
Security Exchange Name | NYSEAMER |