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Divestiture and Discontinued Operations (Details) - USD ($) |  | 12 Months Ended
--- | --- | ---
Nov. 04, 2015 | Dec. 31, 2015 | Dec. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Consideration received |  | $ 12,100,000 | $ 0
Assets |  |  |
Cash |  | 0 | 300,000
Operations |  |  |
Benefit from income taxes |  | 3,300,000 | 2,100,000
Loss from discontinued operations, net of taxes |  | (4,912,000) | (3,722,000)
PAR Springer Miller Systems Inc [Member] |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Total consideration | $ 16,600,000 |  |
Consideration received | 12,100,000 |  |
Consideration receivable | 4,500,000 |  |
Estimated fair value of the notes receivable | 3,300,000 |  |
Consideration receivable upon achievement of targets | $ 1,500,000 |  |
Assets |  |  |
Cash |  | 0 | 300,000
Accounts receivable - net |  | 0 | 1,771,000
Other current assets |  | 0 | 574,000
Property, plant and equipment - net |  | 0 | 986,000
Goodwill |  | 0 | 6,116,000
Intangible assets - net |  | 0 | 12,372,000
Assets classified as held for sale |  | 0 | 22,119,000
Liabilities |  |  |
Accounts Payable |  | 0 | 417,000
Accrued salaries and benefits |  | 441,000 | 703,000
Accrued expenses |  | 0 | 87,000
Customer Deposits |  | 0 | 1,103,000
Deferred service revenue |  | 0 | 2,307,000
Liabilities associated with assets held for sale |  | 441,000 | 4,617,000
Operations |  |  |
Total revenues |  | 14,545,000 | 15,746,000
Loss from discontinued operations before income taxes |  | (5,702,000) | (5,816,000)
Loss on disposition |  | (2,408,000) | 0
Benefit from income taxes |  | 3,198,000 | 2,094,000
Loss from discontinued operations, net of taxes |  | $ (4,912,000) | $ (3,722,000)

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