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v3.10.0.1

Operating Segments - Schedule of Segment Reporting Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Revenue from external customers |  | $ 13,160 |  | $ 12,715 | $ 25,817 |  | $ 25,422 |
Intercompany revenues |  |  |  |  |  |  |  |
Gross profit |  | 2,043 |  | 2,354 | 5,363 |  | 5,073 |
Research and development |  | 219 |  | 619 | 451 |  | 1,008 |
Interest income |  | 81 |  | 36 | 130 |  | 71 |
Interest expense |  | (62) |  | (90) | (115) |  | (189) |
Interest expense-financing fees |  | (9) |  | (9) | (18) |  | (18) |
Depreciation and amortization |  | 359 |  | 1,133 | 731 |  | 2,288 |
Segment income (loss) before income taxes |  | 807 |  | (1,160) | 1,110 |  | (1,754) |
Income tax expense |  | 19 |  | 66 | 70 |  | 147 |
Segment income (loss) |  | 788 |  | (1,226) | 1,040 |  | (1,901) |
Expenditures for segment assets |  | 306 |  | 94 | 554 |  | 116 |
Treatment [Member] |  |  |  |  |  |  |  |
Revenue from external customers |  | 9,146 |  | 9,630 | 18,105 |  | 19,665 |
Intercompany revenues |  | 77 |  | 97 | 289 |  | 113 |
Gross profit |  | 1,523 |  | 2,174 | 4,303 |  | 4,861 |
Research and development |  | 115 |  | 62 | 228 |  | 243 |
Interest income |  |  |  |  |  |  |  |
Interest expense |  | (8) |  | (18) | (8) |  | (26) |
Interest expense-financing fees |  |  |  |  |  |  |  |
Depreciation and amortization |  | 227 |  | 988 | 467 |  | 1,997 |
Segment income (loss) before income taxes |  | 2,028 | [1] | 1,238 | 3,772 | [1] | 2,840 |
Income tax expense |  | 14 |  | 65 | 65 |  | 145 |
Segment income (loss) |  | 2,014 |  | 1,173 | 3,707 |  | 2,695 |
Expenditures for segment assets |  | 271 |  | 91 | 491 |  | 106 |
Services [Member] |  |  |  |  |  |  |  |
Revenue from external customers |  | 4,014 |  | 3,085 | 7,712 |  | 5,757 |
Intercompany revenues |  | 26 |  | 7 | 39 |  | 10 |
Gross profit |  | 520 |  | 180 | 1,060 |  | 212 |
Research and development |  |  |  |  |  |  |  |
Interest income |  |  |  |  |  |  |  |
Interest expense |  |  |  |  | (1) |  | (1) |
Interest expense-financing fees |  |  |  |  |  |  |  |
Depreciation and amortization |  | 123 |  | 135 | 246 |  | 271 |
Segment income (loss) before income taxes |  | 116 |  | (553) | 31 |  | (1,260) |
Income tax expense |  |  |  |  |  |  |  |
Segment income (loss) |  | 116 |  | (553) | 31 |  | (1,260) |
Expenditures for segment assets |  | 35 |  | 3 | 60 |  | 10 |
Medical [Member] |  |  |  |  |  |  |  |
Revenue from external customers |  |  |  |  |  |  |  |
Intercompany revenues |  |  |  |  |  |  |  |
Gross profit |  |  |  |  |  |  |  |
Research and development |  | 71 |  | 550 | 172 |  | 750 |
Interest income |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |
Interest expense-financing fees |  |  |  |  |  |  |  |
Depreciation and amortization |  |  |  |  |  |  |  |
Segment income (loss) before income taxes |  | (71) |  | (550) | (172) |  | (750) |
Income tax expense |  |  |  |  |  |  |  |
Segment income (loss) |  | (71) |  | (550) | (172) |  | (750) |
Expenditures for segment assets |  |  |  |  |  |  |  |
Segments Total [Member] |  |  |  |  |  |  |  |
Revenue from external customers |  | 13,160 |  | 12,715 | 25,817 |  | 25,422 |
Intercompany revenues |  | 103 |  | 104 | 328 |  | 123 |
Gross profit |  | 2,043 |  | 2,354 | 5,363 |  | 5,073 |
Research and development |  | 186 |  | 612 | 400 |  | 993 |
Interest income |  |  |  |  |  |  |  |
Interest expense |  | (8) |  | (18) | (9) |  | (27) |
Interest expense-financing fees |  |  |  |  |  |  |  |
Depreciation and amortization |  | 350 |  | 1,123 | 713 |  | 2,268 |
Segment income (loss) before income taxes |  | 2,073 |  | 135 | 3,631 |  | 830 |
Income tax expense |  | 14 |  | 65 | 65 |  | 145 |
Segment income (loss) |  | 2,059 |  | 70 | 3,566 |  | 685 |
Expenditures for segment assets |  | 306 |  | 94 | 551 |  | 116 |
Corporate [Member] |  |  |  |  |  |  |  |
Revenue from external customers |  |  |  |  |  | [2] |  | [2]
Intercompany revenues | [2] |  |  |  |  |  |  |
Gross profit | [2] |  |  |  |  |  |  |
Research and development | [2] | 33 |  | 7 | 51 |  | 15 |
Interest income | [2] | 81 |  | 36 | 130 |  | 71 |
Interest expense | [2] | (54) |  | (72) | (106) |  | (162) |
Interest expense-financing fees | [2] | (9) |  | (9) | (18) |  | (18) |
Depreciation and amortization | [2] | 9 |  | 10 | 18 |  | 20 |
Segment income (loss) before income taxes | [2] | (1,266) |  | (1,295) | (2,521) |  | (2,584) |
Income tax expense | [2] | 5 |  | 1 | 5 |  | 2 |
Segment income (loss) | [2] | (1,271) |  | (1,296) | (2,526) |  | (2,586) |
Expenditures for segment assets | [2] |  |  |  | $ 3 |  |  |
[1] | Amounts included a net gain of $1,596,000 recorded resulting from the exchange offer of the Series B Preferred Stock of our M&EC subsidiary.
[2] | Amounts reflect the activity for corporate headquarters not included in the segment information.

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