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Employee Benefit Plans Terminated Vested Lump Sum Payout Offer (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Assets Transferred to (from) Plan	$ 104.2axl_LumpSumDistributionfromPensionTrust

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- Definition

Lump Sum Distribution from Pension Trust

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	duration

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- Details

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Balance Type:	na
Period Type:	duration