Document and Entity Information Document - shares	3 Months Ended
	Mar. 29, 2020	May 24, 2020
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Mar. 29, 2020
Document Transition Report	false
Entity File Number	001-14962
Entity Registrant Name	CIRCOR INTERNATIONAL, INC
Entity Central Index Key	0001091883
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	Q1
Amendment Flag	false
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	04-3477276
Entity Address, City or Town	Burlington,
Entity Address, State or Province	MA
Entity Address, Postal Zip Code	01803-4238
City Area Code	781
Local Phone Number	270-1200
Title of 12(b) Security	Common Stock, par value $0.01 per share
Trading Symbol	CIR
Security Exchange Name	NYSE
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		19,988,328