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Acquisitions - Summary of Allocation of Total Consideration to the Acquired Net Assets (Details) - USD ($) | May 09, 2017 | Jun. 30, 2018 | Dec. 31, 2017 | Jul. 15, 2016
--- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |
Goodwill |  | $ 3,324,128 | $ 3,324,128 |
Mission Technology Group, Inc |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash |  |  |  | $ 68,308
Accounts receivable |  |  |  | 356,499
Prepaid expenses |  |  |  | 93,800
Inventories |  |  |  | 1,208,675
Property and equipment |  |  |  | 143,705
Intangibles |  |  |  | 1,186,683
Deposits and other |  |  |  | 17,202
Accounts payable |  |  |  | (842,843)
Warranty reserve |  |  |  | (15,000)
Deferred tax liability |  |  |  | (266,620)
Accrued expenses |  |  |  | (816,249)
Other accrued liabilities |  |  |  | (50,000)
Line of credit |  |  |  | (517,335)
Notes payable, current portion |  |  |  | (157,572)
Notes payable, long-term |  |  |  | (200,000)
Total fair value excluding goodwill |  |  |  | 209,253
Goodwill |  |  |  | 1,547,358
Total consideration |  |  |  | 1,756,611
Mission Technology Group, Inc | Customer Lists and Relationships |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Intangibles |  |  |  | 398,717
Mission Technology Group, Inc | Drawings and Technology |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Intangibles |  |  |  | 760,207
Mission Technology Group, Inc | Trademarks and URL's |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Intangibles |  |  |  | 25,000
Mission Technology Group, Inc | Other Intangibles |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Intangibles |  |  |  | $ 2,759
Ion Software and Services |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Property and equipment | $ 297,700 |  |  |
Amount paid | (67,000) |  |  |
Gain on acquisition of equipment to be recognized over the three year contract service period | $ 230,700 |  |  |

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