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SEGMENT INFORMATION (Schedule of Operating Income By Segment) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Revenues | $ 84,556 | $ 77,973 | $ 75,359 |
Cost of revenues | 68,628 | 66,703 | 66,924 |
Gross profit | 15,928 | 11,270 | 8,435 |
Research and development | 479 | 517 | 185 |
Selling and marketing | 5,629 | 5,147 | 4,369 |
General and administrative | 9,970 | 8,354 | 7,612 |
Other expenses (income) | (90) | (468) | 315 |
Restructuring Charges | 1,715 | 1,755 | 0 |
Operating income (loss) | (1,775) | (4,035) | (4,046) |
Financial expense, net | 127 | 540 | 770 |
Loss before tax benefits | (1,648) | (4,575) | (4,816) |
Intersegment Revenues [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Research and development |  | (47) |  |
Selling and marketing |  | (89) |  |
General and administrative |  | (191) |  |
Other expenses (income) |  | 896 | 0 |
Elimination of inter-company sales [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Revenues | (3,733) | (3,916) | (3,141) |
Cost of revenues | (3,285) | (3,685) | (2,937) |
Gross profit | (448) | (231) | (204) |
Research and development | (74) |  | 0 |
Selling and marketing | (54) |  |  | $ 0
General and administrative | (2) |  | 0 |
Other expenses (income) | 1,547 |  |  |
Restructuring Charges | 0 | 0 |  |
Operating income (loss) | (1,977) | (800) | (204) |
OEM of Heat Transfer Solutions and Aviation Accessories [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Revenues | 21,844 | 25,977 | 23,125 |
Cost of revenues | 18,778 | 24,044 | 21,703 |
Gross profit | 3,066 | 1,933 | 1,422 |
Research and development | 193 | 122 | (3) |
Selling and marketing | 1,936 | 2,040 | 1,429 |
General and administrative | 3,226 | 3,128 | 2,183 |
Other expenses (income) | (1,566) | (913) | 0 |
Restructuring Charges | 975 | 1,338 |  |
Operating income (loss) | (1,698) | (3,782) | (2,187) |
MRO Services for heat transfer components and OEM of heat transfer solutions [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Revenues | 24,796 | 18,846 | 20,640 |
Cost of revenues | 20,750 | 16,922 | 17,885 |
Gross profit | 4,046 | 1,924 | 2,755 |
Research and development | 54 | 80 | (2) |
Selling and marketing | 926 | 1,015 | 1,152 |
General and administrative | 2,462 | 1,855 | 2,054 |
Other expenses (income) | (52) | 0 | (21) |
Restructuring Charges | 618 | 386 |  |
Operating income (loss) | 38 | (1,412) | (470) |
MRO services for Aviation Components and Lease [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Revenues | 35,879 | 33,232 | 31,189 |
Cost of revenues | 28,890 | 26,444 | 26,961 |
Gross profit | 6,989 | 6,788 | 4,228 |
Research and development | 286 | 202 | 7 |
Selling and marketing | 2,383 | 1,961 | 1,527 |
General and administrative | 3,686 | 3,004 | 2,732 |
Other expenses (income) | (18) | (432) | 0 |
Restructuring Charges | 0 | 0 |  |
Operating income (loss) | 652 | 2,053 | (38) |
Overhaul and coating of jet engine components [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Revenues | 5,770 | 3,834 | 3,546 |
Cost of revenues | 3,495 | 2,978 | 3,312 |
Gross profit | 2,275 | 856 | 234 |
Research and development | 19 | 160 | 183 |
Selling and marketing | 330 | 220 | 261 |
General and administrative | 594 | 558 | 643 |
Other expenses (income) | 0 | (19) | (294) |
Restructuring Charges | 122 | 31 |  |
Operating income (loss) | $ 1,210 | $ (94) | $ (1,147) |

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