Document and Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2023	Jan. 18, 2024	Jun. 29, 2023
Class of Stock [Line Items]
Title of 12(b) Security	Class A common stock, par value $0.01 per share
Security Exchange Name	NYSE
Entity Incorporation, State or Country Code	DE
Document Transition Report	false
Entity Common Stock, Shares Outstanding		116,053,453
Entity File Number	001-33160
Entity Tax Identification Number	20-2436320
Entity Address, Address Line One	3801 South Oliver
Entity Address, City or Town	Wichita
Entity Address, State or Province	KS
Entity Address, Postal Zip Code	67210
City Area Code	316
Local Phone Number	526-9000
Entity Interactive Data Current	Yes
Current Fiscal Year End Date	--12-31
Entity Shell Company	false
Document Period End Date	Dec. 31, 2023
Trading Symbol	SPR
Document Annual Report	true
Entity Current Reporting Status	Yes
ICFR Auditor Attestation Flag	true
Entity Registrant Name	Spirit AeroSystems Holdings, Inc.
Entity Central Index Key	0001364885
Document Type	10-K
Document Period End Date	Dec. 31, 2023
Amendment Flag	false
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	FY
Current Fiscal Year End Date	--12-31
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Shell Company	false
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Public Float			$ 3,100,000,000
Trading Symbol	SPR
Document Information [Line Items]
Auditor Name	Ernst & Young LLP
Auditor Location	Wichita, Kansas
Auditor Firm ID	42