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Discontinued Operation (Details) (Facilities Leases, USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013
Facilities Leases
Restructuring Reserve [Roll Forward]
Balance as of December 31, 2012	$ 1,118
Adjustments	0
Payments	(221)
Balance as of September 30, 2013	$ 897

Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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- Definition

Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

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