CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Income Statement [Abstract]
Net revenue	$ 15,464,569	$ 20,503,985
Cost of revenue	6,680,628	8,778,594
Gross profit	8,783,941	11,725,391
Operating expenses
Marketing costs (traffic acquisition costs or TAC)	6,544,009	8,294,294
Compensation	1,808,556	2,619,515
Selling, general and administrative	2,377,061	2,126,362
Total operating expenses	10,729,626	13,040,171
Operating loss	(1,945,685)	(1,314,780)
Interest expense, net	(516,708)	(100,889)
Loss from continuing operations before taxes	(2,462,393)	(1,415,669)
Income tax benefit	0	7,645
Net loss from continuing operations	(2,462,393)	(1,408,024)
Net loss	$ (2,462,393)	$ (1,408,024)
Per common share data: Basic and diluted
Net loss from continuing operations (in usd per share)	$ (0.08)	$ (0.05)
Net loss (in usd per share)	$ (0.08)	$ (0.05)
Weighted average shares
Basic (in shares)	32,396,998	28,652,230
Diluted (in shares)	32,396,998	28,652,230