Cover page - USD ($)	12 Months Ended
	Dec. 31, 2021	Mar. 14, 2022	Jun. 30, 2021
Cover [Abstract]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Dec. 31, 2021
Current Fiscal Year End Date	--12-31
Document Transition Report	false
Entity File Number	000-49796
Entity Registrant Name	COMPUTER PROGRAMS AND SYSTEMS, INC
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	74-3032373
Entity Address, Address Line One	54 St. Emanuel Street
Entity Address, City or Town	Mobile
Entity Address, State or Province	AL
Entity Address, Postal Zip Code	36602
City Area Code	251
Local Phone Number	639-8100
Title of 12(b) Security	Common Stock, par value $.001 per share
Trading Symbol	CPSI
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	true
Entity Shell Company	false
Entity Public Float			$ 407,759,614
Entity Common Stock, Shares Outstanding		14,621,905
Documents Incorporated by Reference	Portions of the definitive Proxy Statement for the 2022 Annual Meeting of Stockholders are incorporated by reference into Part III of this report to the extent described herein.
Entity Central Index Key	0001169445
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	FY
Amendment Flag	false