Summary of Significant Accounting Policies - Narrative (Details)			1 Months Ended	12 Months Ended
	Feb. 23, 2018 USD ($) shares	Jan. 01, 2018 USD ($)	Dec. 31, 2018 USD ($) shares	Dec. 31, 2018 USD ($) shares	Dec. 31, 2017 USD ($)	Jan. 01, 2019 USD ($)	Oct. 09, 2018 USD ($)	Nov. 17, 2017 USD ($) shares	Jun. 30, 2017 employee	Dec. 31, 2016 USD ($)
Finite-Lived Intangible Assets [Line Items]
Accounts receivable, net of allowances of $162,112 and $354,542, respectively		$ 4,200,000	$ 3,605,411	$ 3,605,411	$ 4,168,015
Contract with Customer, Asset, Net			1,200,000	1,200,000	0
Cash and cash equivalents			3,059,677	$ 3,059,677	1,011,472					$ 3,391,528
Upon certain triggering events holders can redeem				100.00%
Working Capital Deficiency			1,100,000	$ 1,100,000
Deferred Revenue, Current			6,859,592	6,859,592	11,760,327
Stockholders' Equity Attributable to Parent			11,553,796	11,553,796	21,224,797
Amortization expense				125,136	158,789
Identifiable intangible assets, amortization expense, 2019			42,814	42,814
Identifiable intangible assets, amortization expense, 2020			38,485	38,485
Identifiable intangible assets, amortization expense, 2021			10,035	10,035
Capitalized computer software amortization				223,564	268,144
Expected future amortization expense for software development costs, 2019			55,174	55,174
Expected future amortization expense for software development costs, 2020			1,146	1,146
Foreign currency transaction gain (loss)				(207,242)	72,167
Net Income (Loss) Attributable to Parent				906,714	(1,052,401)
Net Cash Provided by (Used in) Operating Activities				1,510,967	2,574,420
Cash, Period Increase (Decrease)				2,000,000
Share-based compensation expense				64,672	422,953
Modified retrospective opening balance adjustment				8,929,204
Allowance for Doubtful Accounts Receivable, Write-offs				100,000	100,000
Deferred Revenue			9,366,490	$ 9,366,490	$ 18,360,690
Deferred Revenue, Revenue Expected To Be Recognized During Next 12 Months				73.20%
Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives of the assets				3 years
Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives of the assets				7 years
Restructuring Plan, 2017 [Member]
Finite-Lived Intangible Assets [Line Items]
Entity Number of Employees | employee									81
Scenario, Forecast [Member]
Finite-Lived Intangible Assets [Line Items]
Operating Lease, Right-of-Use Asset						$ 2,900,000
Operating Lease, Liability						$ 3,600,000
Customer Contracts [Member]
Finite-Lived Intangible Assets [Line Items]
Finite intangible asset useful life				3 years
Finance Commitment Loan | HCP-FVA, LLC
Finite-Lived Intangible Assets [Line Items]
Proceeds from issuance of long-term debt								$ 3,000,000
Total loan commitment amount available								3,000,000
Loan and Security Agreement Short-term Loan | HCP-FVA, LLC
Finite-Lived Intangible Assets [Line Items]
Proceeds from issuance of long-term debt								$ 500,000
Commitment Loan [Member] | HCP-FVA, LLC
Finite-Lived Intangible Assets [Line Items]
Proceeds from issuance of long-term debt	$ 3,000,000
Warrants issued (in shares) | shares	30,000,000
Financing Of Units [Member] | New Investors [Member]
Finite-Lived Intangible Assets [Line Items]
Proceeds from issuance of long-term debt							$ 1,000,000
Initial Backstop Warrant | Finance Commitment Loan | HCP-FVA, LLC
Finite-Lived Intangible Assets [Line Items]
Proceeds from warrants	$ 3,000,000
Initial Backstop Warrant | Loan and Security Agreement Short-term Loan | HCP-FVA, LLC
Finite-Lived Intangible Assets [Line Items]
Proceeds from warrants	$ 2,500,000
Warrants issued (in shares) | shares								13,859,128
Warrant Exercise [Member]
Finite-Lived Intangible Assets [Line Items]
Proceeds from warrants			$ 489,321
Warrants issued (in shares) | shares			489,321,074	489,321,074
Difference between Revenue Guidance in Effect before and after Topic 606 [Member] | Accounting Standards Update 2014-09 [Member]
Finite-Lived Intangible Assets [Line Items]
Contract with Customer, Asset, Net		3,100,000
Deferred Revenue, Current			$ (1,876,030)	$ (1,876,030)
Net Income (Loss) Attributable to Parent				$ 3,475,675
Modified retrospective opening balance adjustment		(8,900,000)
Deferred Revenue		$ (5,400,000)
Common Stock | Warrant Exercise [Member]
Finite-Lived Intangible Assets [Line Items]
Stock Issued During Period, Shares, New Issues | shares			489,321,074