Commitments and Contingencies (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2015 USD ($) branch_office	Dec. 31, 2014 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Restructuring reserve	$ 755	$ 1,074
Employment agreements, contract term	1 year
Portamedic Service Line [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of offices | branch_office	9