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Schedule of Segment Reporting Information (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Revenue from external customers |  | $ 19,455,000 |  | $ 16,145,000 |  | $ 35,370,000 |  | $ 39,278,000 |
Intercompany revenues |  |  |  |  |  |  |  |  |
Gross profit |  | 2,884,000 |  | 966,000 |  | 4,520,000 |  | 3,322,000 |
Research and development |  | 80,000 |  | 144,000 |  | 176,000 |  | 295,000 |
Interest income |  | 29,000 |  | 2,000 |  | 40,000 |  | 21,000 |
Interest expense |  | (41,000) |  | (65,000) |  | (76,000) |  | (132,000) |
Interest expense-financing fees |  | (15,000) |  | (9,000) |  | (28,000) |  | (17,000) |
Depreciation and amortization |  | 480,000 |  | 400,000 |  | 936,000 |  | 799,000 |
Segment income (loss) before income taxes |  | (910,000) |  | 3,134,000 |  | (2,832,000) |  | 2,079,000 |
Income tax (benefit) expense |  | 347,000 |  | 13,000 |  | (326,000) |  | (4,000) |
Segment income (loss) |  | (1,257,000) |  | 3,121,000 |  | (2,506,000) |  | 2,083,000 |
Expenditures for segment assets |  | 412,000 | [1] | 289,000 | [2] | 758,000 | [1] | 650,000 | [2]
Gain on extinguishment of debt |  |  |  | 5,381,000 |  |  |  | 5,381,000 |
Paycheck Protection Program Loan [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Gain on extinguishment of debt |  |  |  | 5,381,000 |  |  |  | 5,381,000 |
Treatment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Revenue from external customers |  | 8,393,000 |  | 7,706,000 |  | 15,872,000 |  | 15,201,000 |
Intercompany revenues |  |  |  | 319,000 |  |  |  | 979,000 |
Gross profit |  | 1,563,000 |  | 1,433,000 |  | 2,201,000 |  | 2,358,000 |
Research and development |  | 59,000 |  | 43,000 |  | 124,000 |  | 90,000 |
Interest income |  |  |  |  |  |  |  |  |
Interest expense |  | (19,000) |  | (18,000) |  | (33,000) |  | (37,000) |
Interest expense-financing fees |  |  |  |  |  |  |  |  |
Depreciation and amortization |  | 381,000 |  | 310,000 |  | 752,000 |  | 620,000 |
Segment income (loss) before income taxes |  | 364,000 |  | 471,000 |  | (117,000) |  | 352,000 |
Income tax (benefit) expense |  | 304,000 |  | 3,000 |  | (254,000) |  | (14,000) |
Segment income (loss) |  | 60,000 |  | 468,000 |  | 137,000 |  | 366,000 |
Expenditures for segment assets |  | 373,000 |  | 270,000 |  | 670,000 |  | 627,000 |
Services [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Revenue from external customers |  | 11,062,000 |  | 8,439,000 |  | 19,498,000 |  | 24,077,000 |
Intercompany revenues |  | 17,000 |  | 32,000 |  | 27,000 |  | 39,000 |
Gross profit |  | 1,321,000 |  | (467,000) |  | 2,319,000 |  | 964,000 |
Research and development |  | 8,000 |  | 19,000 |  | 23,000 |  | 32,000 |
Interest income |  |  |  |  |  |  |  |  |
Interest expense |  | 3,000 |  |  |  | 2,000 |  | (8,000) |
Interest expense-financing fees |  |  |  |  |  |  |  |  |
Depreciation and amortization |  | 86,000 |  | 85,000 |  | 157,000 |  | 170,000 |
Segment income (loss) before income taxes |  | 515,000 |  | (1,292,000) |  | 799,000 |  | (737,000) |
Income tax (benefit) expense |  | 43,000 |  | 10,000 |  | (72,000) |  | 10,000 |
Segment income (loss) |  | 472,000 |  | (1,302,000) |  | 871,000 |  | (747,000) |
Expenditures for segment assets |  | 39,000 |  | 10,000 |  | 88,000 |  | 14,000 |
Segments Total [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Revenue from external customers |  | 19,455,000 |  | 16,145,000 |  | 35,370,000 |  | 39,278,000 |
Intercompany revenues |  | 17,000 |  | 351,000 |  | 27,000 |  | 1,018,000 |
Gross profit |  | 2,884,000 |  | 966,000 |  | 4,520,000 |  | 3,322,000 |
Research and development |  | 67,000 |  | 134,000 |  | 147,000 |  | 271,000 |
Interest income |  |  |  |  |  |  |  |  |
Interest expense |  | (16,000) |  | (18,000) |  | (31,000) |  | (45,000) |
Interest expense-financing fees |  |  |  |  |  |  |  |  |
Depreciation and amortization |  | 467,000 |  | 395,000 |  | 909,000 |  | 790,000 |
Segment income (loss) before income taxes |  | 879,000 |  | (893,000) |  | 682,000 |  | (534,000) |
Income tax (benefit) expense |  | 347,000 |  | 13,000 |  | (326,000) |  | (4,000) |
Segment income (loss) |  | 532,000 |  | (906,000) |  | 1,008,000 |  | (530,000) |
Expenditures for segment assets |  | 412,000 |  | 280,000 |  | 758,000 |  | 641,000 |
Corporate and Other [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Revenue from external customers | [3] |  |  |  |  |  |  |  |
Intercompany revenues | [3] |  |  |  |  |  |  |  |
Gross profit | [3] |  |  |  |  |  |  |  |
Research and development | [3] | 13,000 |  | 10,000 |  | 29,000 |  | 24,000 |
Interest income | [3] | 29,000 |  | 2,000 |  | 40,000 |  | 21,000 |
Interest expense | [3] | (25,000) |  | (47,000) |  | (45,000) |  | (87,000) |
Interest expense-financing fees | [3] | (15,000) |  | (9,000) |  | (28,000) |  | (17,000) |
Depreciation and amortization | [3] | 13,000 |  | 5,000 |  | 27,000 |  | 9,000 |
Segment income (loss) before income taxes | [3] | (1,789,000) |  | 4,027,000 | [4] | (3,514,000) |  | 2,613,000 | [4]
Income tax (benefit) expense | [3] |  |  |  |  |  |  |  |
Segment income (loss) | [3] | (1,789,000) |  | 4,027,000 |  | (3,514,000) |  | 2,613,000 |
Expenditures for segment assets | [3] |  |  | 9,000 |  |  |  | 9,000 |
Medical [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Revenue from external customers |  |  |  |  |  |  |  |  |
Intercompany revenues |  |  |  |  |  |  |  |  |
Gross profit |  |  |  |  |  |  |  |  |
Research and development |  |  |  | 72,000 |  |  |  | 149,000 |
Interest income |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  |
Interest expense-financing fees |  |  |  |  |  |  |  |  |
Depreciation and amortization |  |  |  |  |  |  |  |  |
Segment income (loss) before income taxes |  |  |  | (72,000) |  |  |  | (149,000) |
Income tax (benefit) expense |  |  |  |  |  |  |  |  |
Segment income (loss) |  |  |  | (72,000) |  |  |  | (149,000) |
Expenditures for segment assets |  |  |  |  |  |  |  |  |
[1] | Net of financed amount of $0 and $114,000 for the three and six months ended June 30, 2022, respectively.
[2] | Net of financed amount of $0 and $29,000 for the three and six months ended June 30, 2021, respectively.
[3] | Amounts reflect the activity for corporate headquarters not included in the segment information.
[4] | Amounts includes approximately $5,381,000 of “Gain on extinguishment of debt” recorded in connection with the Company’s PPP Loan which was forgiven by the U.S Small Business Administration effective June 15, 2021.

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