Other Long-Term Liabilities - Narrative (Details)	1 Months Ended		12 Months Ended
	Jun. 30, 2017 USD ($)	May 31, 2016 USD ($) shares	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	May 31, 2015 USD ($) website
Class of Warrant or Right [Line Items]
Cost of lease			$ 1,744,114
Common Stock | Performance Shares
Class of Warrant or Right [Line Items]
Shares issued for performance target achievement (in shares) | shares		166,667
Domain websites
Class of Warrant or Right [Line Items]
Number of finite-lived intangible assets purchased | website					2
Fair value of intangible assets			300,001	$ 669,507	$ 715,874
Contingency accrual payment period		3 years
Impairment of finite-lived intangible assets		$ 46,000	$ 369,506
Computer Equipment Lease
Class of Warrant or Right [Line Items]
Leasing arrangement contract term	3 years
Cost of lease	$ 516,000