| Cover | Nov. 21, 2019 |
| Cover page. | |
| Document Type | 8-K |
| Document Period End Date | Nov. 21, 2019 |
| Entity Registrant Name | INTEGER HOLDINGS CORPORATION |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 1-16137 |
| Entity Tax Identification Number | 16-1531026 |
| Entity Address, Address Line One | 5830 Granite Parkway, |
| Entity Address, Address Line Two | Suite 1150 |
| Entity Address, City or Town | Plano, |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 75024 |
| City Area Code | 214 |
| Local Phone Number | 618-5243 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, $0.001 par value per share |
| Trading Symbol | ITGR |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001114483 |
| Amendment Flag | false |
