Revenue by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Schedule of Revenue by Geographic Region [Line Items]
Revenue	$ 50,974	$ 39,479	$ 93,340	$ 76,149
Geographic Concentration Risk | Sales
Schedule of Revenue by Geographic Region [Line Items]
Concentration risk percentage	100.00%	100.00%	100.00%	100.00%
United States
Schedule of Revenue by Geographic Region [Line Items]
Revenue	$ 36,283	$ 28,776	$ 66,151	$ 53,910
United States | Geographic Concentration Risk | Sales
Schedule of Revenue by Geographic Region [Line Items]
Concentration risk percentage	71.20%	72.90%	70.90%	70.80%
Europe
Schedule of Revenue by Geographic Region [Line Items]
Revenue	$ 10,230	$ 7,888	$ 19,025	$ 15,134
Europe | Geographic Concentration Risk | Sales
Schedule of Revenue by Geographic Region [Line Items]
Concentration risk percentage	20.10%	20.00%	20.40%	19.90%
Latin America
Schedule of Revenue by Geographic Region [Line Items]
Revenue	$ 2,408	$ 1,221	$ 3,674	$ 3,260
Latin America | Geographic Concentration Risk | Sales
Schedule of Revenue by Geographic Region [Line Items]
Concentration risk percentage	4.70%	3.10%	3.90%	4.30%
Asia/Pacific
Schedule of Revenue by Geographic Region [Line Items]
Revenue	$ 2,053	$ 1,594	$ 4,490	$ 3,845
Asia/Pacific | Geographic Concentration Risk | Sales
Schedule of Revenue by Geographic Region [Line Items]
Concentration risk percentage	4.00%	4.00%	4.80%	5.00%
Total International
Schedule of Revenue by Geographic Region [Line Items]
Revenue	$ 14,691	$ 10,703	$ 27,189	$ 22,239
Total International | Geographic Concentration Risk | Sales
Schedule of Revenue by Geographic Region [Line Items]
Concentration risk percentage	28.80%	27.10%	29.10%	29.20%