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Related Party Transactions (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 31, 2014 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Related Party Transaction [Line Items] |  |  |  |
Shares issued to related party (in shares) |  | 17,785,288 | 15,746,288 |
Purchase obligation |  | $ 2,471,000 |  |
Increase in obligation of third year if a 10% increase in revenue |  | 250,000 |  |
Research and Development Expense [Member] | Investor [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Issuance of common stock in business combination | $ 11,200,000 |  |  |
Software Development Services [Member] | Investor [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction |  | 2,300,000 | $ 2,100,000 | $ 2,100,000
Shares issued to related party (in shares) | 1,803,574 |  |  |
Purchase obligation |  | $ 2,500,000 |  |
Maximum optional renewal period of purchase obligation (in years) |  | 5 years |  |
Accounts payable |  | $ 600,000 | $ 700,000 |
Software Development Services [Member] | Research and Development Expense [Member] | Investor [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Issuance of common stock in business combination | $ 11,200,000 |  |  |
Services [Member] | Investor [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction |  | 1,800,000 |  |
Purchase obligation |  | 0 |  |
Transition Services [Member] | Affiliate of ESW Capital, LLC [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Revenue |  | 706,000 |  |
Fees owed to affiliate of ESW Capital, LLC |  | 112,000 |  |
Management, HR/Payroll and Administrative Services [Member] | Former Subsidiary [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Revenue |  | 360,000 |  |
Pro Forma [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchase obligation in third year if revenue increases 10% |  | $ 2,800,000 |  |

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