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Segment Information and Major Customers (Details 2)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Significant portion of Company's revenue is derived from few major customers
Entity-Wide Revenue,Major Customer, Percentage	58.60%	53.40%
Chrysler
Significant portion of Company's revenue is derived from few major customers
Entity-Wide Revenue,Major Customer, Percentage	40.10%	42.70%
ARAMARK
Significant portion of Company's revenue is derived from few major customers
Entity-Wide Revenue,Major Customer, Percentage	18.50%	10.70%

X

- Definition

Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues.

+ References

No definition available.

+ Details

Name:	us-gaap_EntityWideRevenueMajorCustomerPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

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