Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Cash flows from operating activities:
Net loss	$ (10,998,794)	$ (1,929,361)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1,325,706	1,988,924
Share-based payment compensation	751,336	1,351,303
Non-cash professional services expenses	1,576,882	578,074
Loss on disposal of fixed assets	0	45,578
Provision for (Recovery of) returns and doubtful accounts	69,391	(6,745)
Deferred income tax provision	(120,555)	(126,640)
Changes in operating assets and liabilities:
Accounts receivable	1,381,566	2,232,538
Prepaid expenses and other current assets	416,372	(202,147)
Inventory	64,353	281,959
Other assets	761,053	15,978
Accounts payable	(597,173)	(231,598)
Accrued expenses and other long-term liabilities	(1,993,076)	378,350
Deferred revenue	(2,060,557)	(10,699,696)
Net cash used in operating activities	(9,423,496)	(6,323,483)
Cash flows from investing activities:
Sales of marketable securities	7,566,000	15,200,100
Purchases of marketable securities	(150,000)	(11,863,108)
Purchases of property and equipment	(294,061)	(796,654)
Proceeds from sale of fixed assets	0	3,153
Capitalized software development costs	0	(134,100)
Security deposits	127,100	229,016
Purchase of intangible assets	(115,913)	(214,500)
Net cash provided by investing activities	7,133,126	2,423,907
Cash flows from financing activities:
Proceeds from exercise of stock options	0	59,242
Repurchase of common stock	0	(137,858)
Dividends paid on Series A redeemable convertible preferred stock	0	(377,690)
Net cash used in financing activities	0	(456,306)
Effect of exchange rate changes on cash and cash equivalents	(331,484)	(504,627)
Net decrease in cash and cash equivalents	(2,621,854)	(4,860,509)
Cash and cash equivalents, beginning of period	6,013,382	10,873,891
Cash and cash equivalents, end of period	3,391,528	6,013,382
Supplemental Disclosures:
Cash paid for income taxes, net	518,955	195,895
Non-cash financing activities:
Undistributed Series A redeemable convertible preferred stock dividends	195,904	188,805
Shares issued for Series A redeemable convertible preferred stock dividend payment	$ 770,790	$ 385,612