Sale of MRI Assets - Schedule of Components of Gain on Sale (Detail) - USD ($) |
9 Months Ended | |
---|---|---|
Jan. 30, 2017 |
Sep. 30, 2017 |
|
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||
Cash received | $ 2,850,000 | |
Asset Purchase Agreement [Member] | VersaVue Software and DynaCAD Product and Related Assets [Member] | ||
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||
Cash received | 2,850,000 | |
Holdback reserve | $ 350,000 | 350,000 |
Fair value of transition services | (118,000) | |
Net Assets sold | (574,000) | |
Total | $ 2,500,000 | $ 2,508,000 |