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Summary of Significant Accounting Policies - Narrative (Details) | 1 Months Ended | 12 Months Ended |
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Oct. 31, 2017 $ / shares shares | Sep. 30, 2017 $ / shares shares | Dec. 31, 2016 USD ($) $ / shares shares | May 31, 2015 USD ($) website | Mar. 31, 2012 USD ($) | Dec. 31, 2017 USD ($) segment customer | Dec. 31, 2016 USD ($) segment customer | Dec. 09, 2016 USD ($)
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Depreciation and amortization |  |  |  |  |  | $ 1,503,449 | $ 1,279,030 |
Impairment of goodwill |  |  |  |  |  | 0 | 0 |
Impairment of finite-lived intangible assets |  |  |  |  |  | $ 0 | $ 0 |
Authorized amount (in shares) |  |  |  |  |  |  |  | $ 500,000
Treasury stock repurchase (in shares) | shares |  | 45,900 |  |  |  |  |  |
Treasury stock repurchase (in usd per share) | $ / shares |  | $ 0.98 |  |  |  |  |  |
Number of reportable segments | segment |  |  |  |  |  | 1 | 2 |
Customer Concentration Risk | Accounts Receivable |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Concentration risk, number of customers | customer |  |  |  |  |  | 2 | 2 |
Customer Concentration Risk | Accounts Receivable | Yahoo and Google |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Concentration risk, percentage |  |  |  |  |  | 71.30% | 98.60% |
Customer Concentration Risk | Net Revenue | Yahoo and Google |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Concentration risk, percentage |  |  |  |  |  | 76.10% | 98.30% |
Customer list |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Carrying Value |  |  | $ 8,820,000 |  | $ 8,820,000 | $ 8,820,000 | $ 8,820,000 |
Useful life of finite-live intangible asset |  |  |  |  | 20 years | 20 years | 20 years |
Domain websites |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Carrying Value |  |  | 669,507 | $ 715,874 |  | $ 300,001 | $ 669,507 |
Useful life of finite-live intangible asset |  |  |  | 5 years |  | 5 years | 5 years |
Number of finite-lived intangible assets purchased | website |  |  |  | 2 |  |  |  |
Recorded purchase amount of finite-lived intangible assets |  |  |  | $ 715,874 |  |  |  |
Equipment |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  | 3 years |  |
Furniture and fixtures | Minimum |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  | 5 years |  |
Furniture and fixtures | Maximum |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  | 7 years |  |
Software | Minimum |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  | 2 years |  |
Software | Maximum |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  | 3 years |  |
Software Development |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  | 2 years |  |
December 2016 Stock Repurchase Program |  |  |  |  |  |  |  |
Schedule of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Authorized amount (in shares) |  |  | $ 500,000 |  |  |  | $ 500,000 |
Treasury stock repurchase (in shares) | shares | 45,900 |  | 15,883 |  |  |  |  |
Treasury stock repurchase (in usd per share) | $ / shares | $ 0.98 |  | $ 1.42 |  |  |  |  |

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