Segment Reporting Revenues from External Customers (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Revenues from External Customers and Long-Lived Assets [Line Items]
Service fee income	$ 789	$ 790
Professional Services [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Service fee income	449	558
Communications Services [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Service fee income	$ 340	$ 232