Consolidated Statement of Changes in Stockholders' Equity - USD ($)	Total	Private Placement	Singular Payments, LLC	Common Stock	Common Stock Private Placement	Common Stock Singular Payments, LLC	Additional Paid - In Capital	Additional Paid - In Capital Private Placement	Additional Paid - In Capital Singular Payments, LLC	Treasury Stock	Deferred Compensation	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2016				12,392,288
Beginning balance at Dec. 31, 2016	$ 9,011,368			$ 181,818			$ 63,881,365			$ (718,149)	$ (4,082,025)	$ (50,251,641)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (shares)				20,000	1,176,000	1,515,152
Issuance of common stock	40,200	$ 2,725,340	$ 3,500,000	$ 20	$ 1,176	$ 1,515	40,180	$ 2,724,164	$ 3,498,485
Issuance of common stock, employees, restricted (in shares)				1,395,334
Issuance of common stock, employees, restricted	0			$ 1,395			3,082,293				(3,083,688)
Issuance of common stock under equity incentive plan (in shares)				375,461
Issuance of common stock under equity incentive plan	184,971			$ 375			814,596				(630,000)
Deferred compensation amortization	783,169										783,169
Purchase of treasury stock	(112,910)									(112,910)
Net (loss)	(3,008,785)											(3,008,785)
Ending balance (in shares) at Dec. 31, 2017				16,874,235
Ending balance at Dec. 31, 2017	13,123,353			$ 186,299			74,041,083			(831,059)	(7,012,544)	(53,260,426)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (shares)				5,000
Issuance of common stock	7,911			$ 5			7,906
Issuance of common stock, employees, restricted (in shares)				175,000
Issuance of common stock, employees, restricted	0			$ 175			303,575				(303,750)
Issuance of common stock under equity incentive plan (in shares)				142,112
Issuance of common stock under equity incentive plan	355,760			$ 142			355,618				0
Reversal of deferred compensation amortization that did not vest (in shares)				(66,667)
Reversal of deferred compensation amortization that did not vest	(5,525)			$ (1,060)			(148,540)				144,075
Warrant compensation cost	8,985						8,985
Deferred compensation amortization	901,544										901,544
Purchase of treasury stock	(982,487)									(982,487)
Net (loss)	(3,775,815)											(3,775,815)
Ending balance (in shares) at Dec. 31, 2018				17,129,680
Ending balance at Dec. 31, 2018	$ 9,633,726			$ 185,561			$ 74,568,627			$ (1,813,546)	$ (6,270,675)	$ (57,036,241)