Retirement Plans - Schedule of Legal Name of the Plans (Details) - Pension Plans, Defined Benefit	6 Months Ended
	Jun. 30, 2018
Transferred Veoneer Plans | Germany
Defined Benefit Plan Disclosure [Line Items]
Name of Defined Benefit Pans	Direct Pension Promises Plan
Transferred Veoneer Plans | India
Defined Benefit Plan Disclosure [Line Items]
Name of Defined Benefit Pans	Gratuity Plan
Transferred Veoneer Plans | Japan
Defined Benefit Plan Disclosure [Line Items]
Name of Defined Benefit Pans	Retirement Allowances Plan, Defined Benefit Corporate Plan
Transferred Veoneer Plans | South Korea
Defined Benefit Plan Disclosure [Line Items]
Name of Defined Benefit Pans	Severance Pay Plan (statutory plan)
Autoliv Sponsored Plans | Sweden
Defined Benefit Plan Disclosure [Line Items]
Name of Defined Benefit Pans	ITP plan
Autoliv Sponsored Plans | U.S.
Defined Benefit Plan Disclosure [Line Items]
Name of Defined Benefit Pans	Autoliv ASP, Inc. Pension Plan, Autoliv ASP, Inc. Excess Pension Plan and Autoliv ASP, Inc. Supplemental Pension Plan