Discontinued Operations Statement of Operations, Disposal Group (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	$ 728	$ 1,564	$ 0
Cost of services (exclusive of facility rent, general and administrative and depreciation and amortization expense shown separately below)	(807)	(3,646)	0
Charges to discontinued operations for the excess carrying amount of goodwill and other indefinite-lived intangible assets	(2,837)	0	0
Facility rent - cost of services	(12)	(38)	0
Depreciation and amortization	(33)	(106)	0
Loss from discontinued operations	(2,961)	(2,226)	0
Tax benefit	(1,157)	(869)	0
Loss from discontinued operation, net of income tax benefit	$ (1,804)	$ (1,357)	$ 0