Consolidated Balance Sheets - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 1,920,656	$ 1,475,166
Accounts receivable, net of allowances	2,836,571	3,406,550
Prepaid expenses and other current assets	1,837,596	2,252,372
Inventory	15,275	30,014
Contract assets	254,483	749,515
Total current assets	6,864,581	7,913,617
Property and equipment, net of accumulated depreciation and amortization	197,020	369,273
Operating lease right-of-use assets, net	536,272	1,842,254
Deferred tax assets	330,552	258,841
Software development costs, net	19,278	27,012
Other assets	863,964	829,335
Goodwill	4,150,339	4,150,339
Other intangible assets, net	100,134	57,718
Long-term contract assets	343,934	327,757
Total assets	13,406,074	15,776,146
Current liabilities:
Accounts payable	453,791	1,302,290
Accrued expenses	2,293,765	2,533,824
Current portion of operating lease liabilities	665,074	1,655,522
Short-term loan, net of debt issuance costs and discounts	3,320,863	947,501
Deferred revenue, net	4,603,270	5,270,190
Total current liabilities	11,336,763	11,709,327
Liabilities, Noncurrent [Abstract]
Other long-term liabilities	703,889	745,254
Notes payable, net of debt issuance costs and discounts	754,000	2,906,133
Operating lease liabilities, less current portion	0	624,859
Deferred tax liabilities	513,027	432,520
Deferred revenue	1,765,859	2,085,080
Total liabilities	15,073,538	18,503,173
Commitments and contingencies (Note 11)
Series A redeemable convertible preferred stock, $0.001 par value, 2,000,000 shares authorized, 900,000 shares issued and outstanding, redemption value of $13,346,577 and $12,262,685, respectively	12,940,722	11,304,279
Stockholders' equity:
Common stock - $0.001 par value, 30,000,000 shares authorized, 5,949,463 and 5,918,733 shares issued and outstanding, respectively	5,949	5,919
Additional paid-in capital	110,107,170	111,727,888
Accumulated deficit	(122,733,344)	(123,871,853)
Accumulated other comprehensive loss, net	(1,987,961)	(1,893,260)
Total stockholders' deficit	(14,608,186)	(14,031,306)
Total liabilities and stockholders' deficit	$ 13,406,074	$ 15,776,146