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Operating Segments (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2014 Segment | Mar. 31, 2013
Operating Segments [Abstract] |  |  |  |
Number of reporting segments | 2 |  |  |
Financial information of our reporting segments [Abstract] |  |  |  |
Revenue from external customers | $ 10,544 |  | $ 19,829 |
Intercompany revenues | 0 |  | 0 |
Gross profit | 94 |  | 537 |
Interest income | 7 |  | 9 |
Interest expense | 153 |  | 145 |
Interest expense - financing fees | (45) |  | (23) |
Depreciation and amortization | 1,211 |  | 1,287 |
Segment loss, net of taxes | (3,703) |  | (2,888) |
Expenditures for segment assets | 213 |  | 116 |
Treatment [Member] |  |  |  |
Financial information of our reporting segments [Abstract] |  |  |  |
Revenue from external customers | 7,673 |  | 7,341 |
Intercompany revenues | 1 |  | 672 |
Gross profit | 111 |  | (145) |
Interest income | 0 |  | 0 |
Interest expense | 10 |  | 5 |
Interest expense - financing fees | 0 |  | 0 |
Depreciation and amortization | 949 |  | 1,039 |
Segment loss, net of taxes | (1,174) |  | (888) |
Expenditures for segment assets | 211 |  | 116 |
Services [Member] |  |  |  |
Financial information of our reporting segments [Abstract] |  |  |  |
Revenue from external customers | 2,871 |  | 12,488 |
Intercompany revenues | 11 |  | 39 |
Gross profit | (17) |  | 682 |
Interest income | 0 |  | 0 |
Interest expense | 0 |  | (5) |
Interest expense - financing fees | 0 |  | 0 |
Depreciation and amortization | 249 |  | 222 |
Segment loss, net of taxes | (1,048) |  | (200) |
Expenditures for segment assets | 2 |  | 0 |
Segments Total [Member] |  |  |  |
Financial information of our reporting segments [Abstract] |  |  |  |
Revenue from external customers | 10,544 |  | 19,829 |
Intercompany revenues | 12 |  | 711 |
Gross profit | 94 |  | 537 |
Interest income | 0 |  | 0 |
Interest expense | 10 |  | 0 |
Interest expense - financing fees | 0 |  | 0 |
Depreciation and amortization | 1,198 |  | 1,261 |
Segment loss, net of taxes | (2,222) |  | (1,088) |
Expenditures for segment assets | 213 |  | 116 |
Corporate [Member] |  |  |  |
Financial information of our reporting segments [Abstract] |  |  |  |
Revenue from external customers | 0 | [1] | 0 | [1]
Intercompany revenues | 0 | [1] | 0 | [1]
Gross profit | 0 | [1] | 0 | [1]
Interest income | 7 | [1] | 9 | [1]
Interest expense | 143 | [1] | 145 | [1]
Interest expense - financing fees | (45) | [1] | (23) | [1]
Depreciation and amortization | 13 | [1] | 26 | [1]
Segment loss, net of taxes | (1,481) | [1] | (1,800) | [1]
Expenditures for segment assets | $ 0 | [1] | $ 0 | [1]
[1] | Amounts reflect the activity for corporate headquarters, not included in the segment information.

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