Change in Accounting Estimate, Amount, Favorable Financial Effect on Operating Income

No definition available.

Name:	lmia_ChangeinAccountingEstimateAmountFavorableFinancialEffectonOperatingIncome
Namespace Prefix:	lmia_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Change in Accounting Estimate, Amount, Favorable Financial Effect on Operating Income, Net

+ References

No definition available.

+ Details

Name:	lmia_ChangeinAccountingEstimateAmountFavorableFinancialEffectonOperatingIncomeNet
Namespace Prefix:	lmia_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Change in Accounting Estimate, Amount, Unfavorable Financial Effect on Operating Income

+ References

No definition available.

+ Details

Name:	lmia_ChangeinAccountingEstimateAmountUnfavorableFinancialEffectonOperatingIncome
Namespace Prefix:	lmia_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Change in Accounting Estimate, Number of Contracts with Negative Cumulative Catch-up Adjustments

+ References

No definition available.

+ Details

Name:	lmia_ChangeinAccountingEstimateNumberofContractswithNegativeCumulativeCatchupAdjustments
Namespace Prefix:	lmia_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_ChangeInAccountingEstimateLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Revenue earned during the period arising from products sold or services provided under the terms of a contract, not elsewhere specified in the taxonomy. May include government contracts, construction contracts, and any other contract related to a particular project or product.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

Name:	us-gaap_ContractsRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

ACCOUNTING POLICIES, CHANGE IN ACCOUNTING ESTIMATE (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013 contract	Dec. 31, 2012	Dec. 31, 2011
Contracts Accounted for under Percentage of Completion [Member]
Change in Accounting Estimate [Line Items]
Favorable adjustments	$ 106	$ 587	$ 492
Unfavorable adjustments	1,609	519	779
Net operating income adjustments	(1,503)	68	(287)
Number of contracts with negative cumulative catch-up adjustments	2
B-787 Dreamliner [Member]
Change in Accounting Estimate [Line Items]
Program revenue	13,397
B-787 Dreamliner [Member] \| Contracts Accounted for under Percentage of Completion [Member]
Change in Accounting Estimate [Line Items]
Unfavorable adjustments	811
EMB-KC390 [Member]
Change in Accounting Estimate [Line Items]
Program revenue	17,131
EMB-KC390 [Member] \| Contracts Accounted for under Percentage of Completion [Member]
Change in Accounting Estimate [Line Items]
Unfavorable adjustments	$ 706