Intangible Assets (Details 1) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 30,218	$ 29,025
Accumulated Amortization	(18,057)	(13,896)
Net Carrying Amount	12,161	15,129
Customer relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	27,672	26,470
Accumulated Amortization	(16,655)	(13,070)
Net Carrying Amount	11,017	13,400
Tradenames [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	191	191
Accumulated Amortization	(191)	(119)
Net Carrying Amount	0	72
Intellectual property and other [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2,355	2,364
Accumulated Amortization	(1,211)	(707)
Net Carrying Amount	$ 1,144	$ 1,657