Cover Page
| Cover Page | 6 Months Ended | |
| Jun. 03, 2024 | Jun. 30, 2024 | |
| Cover [Abstract] | ||
| Document Type | 8-K | |
| Document Period End Date | Jun. 03, 2024 | |
| Entity Registrant Name | PAR Technology Corporation | |
| Entity Incorporation, State or Country Code | DE | |
| Entity File Number | 1-09720 | |
| Entity Tax Identification Number | 16-1434688 | |
| Entity Address, Address Line One | PAR Technology Park | |
| Entity Address, Address Line Two | 8383 Seneca Turnpike | |
| Entity Address, City or Town | New Hartford | |
| Entity Address, State or Province | NY | |
| Entity Address, Postal Zip Code | 13413-4991 | |
| City Area Code | 315 | |
| Local Phone Number | 738-0600 | |
| Written Communications | false | |
| Soliciting Material | false | |
| Pre-commencement Tender Offer | false | |
| Pre-commencement Issuer Tender Offer | false | |
| Title of 12(b) Security | Common Stock | |
| Trading Symbol | PAR | |
| Security Exchange Name | NYSE | |
| Entity Emerging Growth Company | false | |
| Amendment Flag | false | |
| Entity Central Index Key | 0000708821 | |
| Current Fiscal Year End Date | --12-31 |