Goodwill and Intangible Assets (Changes in Carrying Amount of Goodwill) (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2015 USD ($)
Goodwill [Line Items]
Beginning Balance	$ 80,848
Ending Balance	80,387
Business [Member]
Goodwill [Line Items]
Beginning Balance	72,824
Ending Balance	72,363
Consumer [Member]
Goodwill [Line Items]
Beginning Balance	8,024
Ending Balance	8,024
Synchronite, LLC [Member]
Goodwill [Line Items]
Goodwill, Translation Adjustments	(461)
Ending Balance	2,700
Synchronite, LLC [Member] | Business [Member]
Goodwill [Line Items]
Goodwill, Translation Adjustments	$ (461)