CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) (Parenthetical) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Components of net revenue:
License fees		$ 9,084	$ 6,678	$ 15,677	$ 12,455
Service revenue		24,028	23,056	48,010	45,509
Net revenue	[1]	33,112	29,734	63,687	57,964
Components of cost of revenue:
License fees		2,215	1,399	3,726	2,703
Service revenue		15,075	14,299	30,857	28,167
Cost of revenue	[2]	$ 17,290	$ 15,698	$ 34,583	$ 30,870

[1] Quarters ended June 30, Components of Revenue2017 2016License Fees9,084 6,678Service Revenue24,028 23,056Net Revenue33,112 29,734 Six Months Ended June 30, Components of Revenue2017 2016License Fees$15,677 $12,455Service Revenue48,010 45,509Net Revenue$63,687 $57,964

[2] Quarters ended June 30, Components of Cost of Revenue2017 2016License Fees2,215 1,399Service Revenue15,075 14,299Net Revenue Costs17,290 15,698 Six Months Ended June 30, Components of Cost of Revenue2017 2016License Fees$3,726 $2,703Service Revenue30,857 28,167Net Revenue Costs$34,583 $30,870