Document and Entity Information - shares	9 Months Ended
	Sep. 30, 2022	Oct. 21, 2022
Cover [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 30, 2022
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q3
Entity Registrant Name	MANHATTAN ASSOCIATES, INC.
Trading Symbol	MANH
Entity Central Index Key	0001056696
Current Fiscal Year End Date	--12-31
Entity Incorporation, State or Country Code	2Q
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Common Stock, Shares Outstanding		62,396,842
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Shell Company	false
Document Quarterly Report	true
Document Transition Report	false
Entity File Number	0-23999
Entity Tax Identification Number	58-2373424
Entity Address, Address Line One	2300 Windy Ridge Parkway
Entity Address, Address Line Two	Tenth Floor
Entity Address, City or Town	Atlanta
Entity Address, State or Province	GA
Entity Address, Postal Zip Code	30339
City Area Code	770
Local Phone Number	955-7070
Title of each class	Common stock
Name of each exchange on which registered	NASDAQ