Goodwill and Intangible Assets (Details) (USD $)	3 Months Ended		6 Months Ended			6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended			6 Months Ended	12 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013	Jun. 30, 2014 Developed technology	Dec. 31, 2013 Developed technology	Jun. 30, 2014 Domain names	Dec. 31, 2013 Domain names	Jun. 30, 2014 Customer Relationships	Dec. 31, 2013 Customer Relationships	Dec. 31, 2013 Non-compete agreements	Jun. 30, 2014 Non-compete agreements	Jun. 30, 2014 Capitalized software development costs	Dec. 31, 2013 Capitalized software development costs	Jun. 30, 2014 Insightera, Ltd.
Goodwill and Intangible Assets
Intangible assets, gross	$ 9,419,000		$ 9,419,000		$ 8,985,000	$ 4,950,000	$ 4,950,000	$ 950,000	$ 950,000	$ 1,600,000	$ 1,600,000	$ 130,000	$ 130,000	$ 1,789,000	$ 1,355,000
Less accumulated amortization	(2,910,000)		(2,910,000)		(1,890,000)
Net Carrying Amount	6,509,000		6,509,000		7,095,000	3,908,000		684,000		1,136,000				781,000
Goodwill	26,045,000		26,045,000		25,941,000
Goodwill and intangible assets, net	32,554,000		32,554,000		33,036,000
Weighted Average Remaining Useful Life						3 years 4 months 24 days	3 years 10 months 24 days	4 years 1 month 6 days	4 years 6 months	2 years 1 month 6 days	4 years 10 months 24 days	3 months 18 days		1 year 4 months 24 days	1 year 3 months 18 days
Measurement period adjustments																100,000
Amortization expense	503,000	158,000	1,020,000	317,000
Estimated future amortization
Six Months Ending December 31, 2014	1,221,000		1,221,000			571,000		92,000		274,000				284,000
2015	2,348,000		2,348,000			1,141,000		183,000		547,000				477,000
2016	1,656,000		1,656,000			1,141,000		180,000		315,000				20,000
2017	1,155,000		1,155,000			1,055,000		100,000
2018	100,000		100,000					100,000
2019 and beyond	29,000		29,000					29,000
Net Carrying Amount	$ 6,509,000		$ 6,509,000		$ 7,095,000	$ 3,908,000		$ 684,000		$ 1,136,000				$ 781,000