Document and Entity Information - shares	3 Months Ended
	Mar. 31, 2023	May 03, 2023
Document and Entity Information
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Mar. 31, 2023
Document Transition Report	false
Entity File Number	0-04041
Entity Registrant Name	ALLIED MOTION TECHNOLOGIES INC
Entity Incorporation, State or Country Code	CO
Entity Tax Identification Number	84-0518115
Entity Address, Address Line One	495 Commerce Drive
Entity Address, City or Town	Amherst
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	14228
City Area Code	716
Local Phone Number	242-8634
Title of 12(b) Security	Common stock
Trading Symbol	AMOT
Security Exchange Name	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		16,165,144
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	Q1
Entity Central Index Key	0000046129
Amendment Flag	false