Goodwill and Intangible Assets (Changes in Carrying Amount of Goodwill) (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2016 USD ($)
Goodwill [Line Items]
Beginning Balance	$ 80,322
Ending Balance	80,360
Business [Member]
Goodwill [Line Items]
Beginning Balance	72,298
Ending Balance	72,336
Consumer [Member]
Goodwill [Line Items]
Beginning Balance	8,024
Ending Balance	8,024
Synchronite, LLC [Member]
Goodwill [Line Items]
Goodwill, Translation Adjustments	38
Ending Balance	2,700
Synchronite, LLC [Member] | Business [Member]
Goodwill [Line Items]
Goodwill, Translation Adjustments	$ 38