Cover Page - shares	6 Months Ended
	Jun. 30, 2024	Aug. 01, 2024
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Jun. 30, 2024
Document Transition Report	false
Entity File Number	001-40680
Entity Registrant Name	MeridianLink, Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	82-4844620
Entity Address, Address Line One	3560 Hyland Avenue
Entity Address, Address Line Two	Suite 200
Entity Address, City or Town	Costa Mesa
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	92626
City Area Code	714
Local Phone Number	708-6950
Title of 12(b) Security	Common stock, par value $0.001 per share
Trading Symbol	MLNK
Security Exchange Name	NYSE
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		75,790,593
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	Q2
Amendment Flag	false
Entity Central Index Key	0001834494
Current Fiscal Year End Date	--12-31