Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 30, 2013	Dec. 31, 2012
Summary of intangible assets
Gross Carrying Amount	$ 5,031	$ 5,031
Accumulated Amortization	(1,152)	(882)
Net Carrying Amount	3,879	4,149
Client relationships
Summary of intangible assets
Weighted Average Amortization Period(years)	14 years 2 months 12 days	14 years 2 months 12 days
Gross Carrying Amount	5,005	5,005
Accumulated Amortization	(1,126)	(857)
Net Carrying Amount	3,879	4,148
Non-compete agreements
Summary of intangible assets
Weighted Average Amortization Period(years)	2 years 3 months 18 days	2 years 3 months 18 days
Gross Carrying Amount	26	26
Accumulated Amortization	(26)	(25)
Net Carrying Amount		$ 1