| Document and Entity Information | Aug. 04, 2020 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 4, 2020 |
| Entity Registrant Name | Computer Programs and Systems, Inc. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 000-49796 |
| Entity Tax Identification Number | 74-3032373 |
| Entity Address, Address Line One | 6600 Wall Street |
| Entity Address, City or Town | Mobile |
| Entity Address, State or Province | AL |
| Entity Address, Postal Zip Code | 36695 |
| City Area Code | 251 |
| Local Phone Number | 639-8100 |
| 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 | 0001169445 |
| Title of 12(b) Security | Common stock, par value $0.001 per share |
| Trading Symbol | CPSI |
| Security Exchange Name | NASDAQ |
