Acquisition - Dealix (Details) - Dealix [Member] $ in Thousands	May. 21, 2015 USD ($)
Assets Acquired (Liabilities Assumed), Net
Total tangible assets acquired	$ 9,664
Total liabilities assumed	2,488
Net identifiable assets acquired	7,176
Definite-lived intangible assets acquired	8,195
Indefinite-lived intangible assets acquired	2,200
Goodwill	7,440
Net assets acquired	$ 25,011