Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Interest Paid	$ 4	$ 11
Property and Equipment Balances, Accounts Payable and Accrued Expenses	216	523
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	(1)	(42)
Cash flows from operating activities
Net loss	(1,535)	(3,067)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	2,566	1,876
Deferred Income Tax Expense (Benefit)	135	80
Share‑based compensation	3,072	1,971
Changes in operating assets and liabilities:
Accounts receivable, net	592	659
Prepaid expenses and other assets	(49)	(40)
Deferred revenue, including long-term portion	2,438	2,334
Accounts payable	(704)	(62)
Accrued expenses and other	(1,506)	(559)
Net cash provided by operating activities	5,009	3,192
Cash flows from investing activities
Increase (Decrease) in Restricted Cash	0	(400)
Purchases of property and equipment, including software development costs	(1,567)	(2,889)
Net cash used in investing activities	(1,567)	(3,289)
Cash flows from financing activities
Payments on capital leases	0	(226)
Proceeds from exercise of options	136	1,120
Proceeds from Issuance of Common Stock	25	56
Net cash provided by financing activities	161	950
Effect of changes in foreign exchange rates on cash and cash equivalents	6	(121)
Net increase in cash and cash equivalents	3,609	732
Cash and cash equivalents, beginning of period	78,669	66,758
Cash and cash equivalents, end of period	$ 82,278	$ 67,490