| Schedule of Segment Reporting Information, by Segment |
| | | | | | | | | | | | | | | | | | | | | Technology Solutions Segment | | | | | | High | | | | | | | | | | | | | | | Performance | | | | | | | | | | | | | | | Products | | United | | | | | | | | Consolidated | Three months ended June 30, | | Segment | | Kingdom | | U.S. | | Total | | Total | | | | (Amounts in thousands) | 2026 | | | | | | | | | | | | | | | | Sales: | | | | | | | | | | | | | | | | Product | | $ | 148 | | $ | 14 | | $ | 9,781 | | $ | 9,795 | | $ | 9,943 | Service | | | 275 | | | 14 | | | 4,166 | | | 4,180 | | | 4,455 | Total sales | | | 423 | | | 28 | | | 13,947 | | | 13,975 | | | 14,398 | Cost of sales: | | | | | | | | | | | | | | | | Product | | | 40 | | | 14 | | | 7,836 | | | 7,850 | | | 7,890 | Services | | | 167 | | | — | | | 2,008 | | | 2,008 | | | 2,175 | Total cost of sales | | | 207 | | | 14 | | | 9,844 | | | 9,858 | | | 10,065 | Gross profit | | | 216 | | | 14 | | | 4,103 | | | 4,117 | | | 4,333 | Research and development | | | 832 | | | — | | | — | | | — | | | 832 | Selling, general and administrative | | | 1,062 | | | 313 | | | 3,668 | | | 3,981 | | | 5,043 | Total operating expenses | | | 1,894 | | | 313 | | | 3,668 | | | 3,981 | | | 5,875 | Operating (loss) income | | $ | (1,678) | | $ | (299) | | $ | 435 | | $ | 136 | | $ | (1,542) | | | | | | | | | | | | | | | | | Interest expense | | $ | (4) | | $ | — | | $ | (178) | | $ | (178) | | $ | (182) | Interest income | | $ | 2 | | $ | 33 | | $ | 489 | | $ | 522 | | $ | 524 | Depreciation and amortization | | $ | (3) | | $ | — | | $ | (33) | | $ | (33) | | $ | (36) | Cash and cash equivalents | | $ | 124 | | $ | 5,069 | | $ | 19,473 | | $ | 24,542 | | $ | 24,666 | Accounts receivable, net of allowance | | $ | 120 | | $ | 72 | | $ | 11,164 | | $ | 11,236 | | $ | 11,356 | Financing receivables, net of allowance | | $ | — | | $ | — | | $ | 16,543 | | $ | 16,543 | | $ | 16,543 | Total assets | | $ | 12,236 | | $ | 5,234 | | $ | 53,311 | | $ | 58,545 | | $ | 70,781 | Capital expenditures | | $ | — | | $ | — | | $ | — | | $ | — | | $ | — | | | | | | | | | | | | | | | | | 2025 | | | | | | | | | | | | | | | | Sales: | | | | | | | | | | | | | | | | Product | | $ | 12 | | $ | 50 | | $ | 10,088 | | $ | 10,138 | | $ | 10,150 | Service | | | 372 | | | 111 | | | 4,815 | | | 4,926 | | | 5,298 | Total sales | | | 384 | | | 161 | | | 14,903 | | | 15,064 | | | 15,448 | Cost of sales: | | | | | | | | | | | | | | | | Product | | | 44 | | | 48 | | | 8,461 | | | 8,509 | | | 8,553 | Services | | | 216 | | | 21 | | | 2,205 | | | 2,226 | | | 2,442 | Total cost of sales | | | 260 | | | 69 | | | 10,666 | | | 10,735 | | | 10,995 | Gross profit | | | 124 | | | 92 | | | 4,237 | | | 4,329 | | | 4,453 | Research and development | | | 791 | | | — | | | — | | | — | | | 791 | Selling, general and administrative | | | 1,162 | | | 164 | | | 3,559 | | | 3,723 | | | 4,885 | Total operating expenses | | | 1,953 | | | 164 | | | 3,559 | | | 3,723 | | | 5,676 | Operating (loss) income | | $ | (1,829) | | $ | (72) | | $ | 678 | | $ | 606 | | $ | (1,223) | | | | | | | | | | | | | | | | | Interest expense | | $ | (3) | | $ | — | | $ | (102) | | $ | (102) | | $ | (105) | Interest income | | $ | 10 | | $ | 42 | | $ | 388 | | $ | 430 | | $ | 440 | Depreciation and amortization | | $ | (18) | | $ | — | | $ | (47) | | $ | (47) | | $ | (65) | Cash and cash equivalents | | $ | 48 | | $ | 3,881 | | $ | 22,379 | | $ | 26,260 | | $ | 26,308 | Accounts receivable, net of allowance | | $ | 177 | | $ | 1,043 | | $ | 12,233 | | $ | 13,276 | | $ | 13,453 | Financing receivables, net of allowance | | $ | — | | $ | — | | $ | 6,938 | | $ | 6,938 | | $ | 6,938 | Total assets | | $ | 11,488 | | $ | 8,302 | | $ | 46,994 | | $ | 55,296 | | $ | 66,784 | Capital expenditures | | $ | (10) | | $ | — | | $ | (56) | | $ | (56) | | $ | (66) |
| | | | | | | | | | | | | | | | | | | | | Technology Solutions Segment | | | | | | High | | | | | | | | | | | | | | | Performance | | | | | | | | | | | | | | | Products | | United | | | | | | | | Consolidated | Nine months ended June 30, | | Segment | | Kingdom | | U.S. | | Total | | Total | | | | (Amounts in thousands) | 2026 | | | | | | | | | | | | | | | | Sales: | | | | | | | | | | | | | | | | Product | | $ | 421 | | $ | 83 | | $ | 27,253 | | $ | 27,336 | | $ | 27,757 | Service | | | 1,203 | | | 55 | | | 13,431 | | | 13,486 | | | 14,689 | Total sales | | | 1,624 | | | 138 | | | 40,684 | | | 40,822 | | | 42,446 | Cost of sales: | | | | | | | | | | | | | | | | Product | | | 56 | | | 65 | | | 22,449 | | | 22,514 | | | 22,570 | Services | | | 560 | | | — | | | 5,776 | | | 5,776 | | | 6,336 | Total cost of sales | | | 616 | | | 65 | | | 28,225 | | | 28,290 | | | 28,906 | Gross profit | | | 1,008 | | | 73 | | | 12,459 | | | 12,532 | | | 13,540 | Research and development | | | 2,508 | | | — | | | — | | | — | | | 2,508 | Selling, general and administrative | | | 3,139 | | | 513 | | | 9,885 | | | 10,398 | | | 13,537 | Total operating expenses | | | 5,647 | | | 513 | | | 9,885 | | | 10,398 | | | 16,045 | Operating (loss) income | | $ | (4,639) | | $ | (440) | | $ | 2,574 | | $ | 2,134 | | $ | (2,505) | | | | | | | | | | | | | | | | | Interest expense | | $ | (11) | | $ | — | | $ | (466) | | $ | (466) | | $ | (477) | Interest income | | $ | 3 | | $ | 101 | | $ | 1,548 | | $ | 1,649 | | $ | 1,652 | Depreciation and amortization | | $ | (39) | | $ | — | | $ | (127) | | $ | (127) | | $ | (166) | Cash and cash equivalents | | $ | 124 | | $ | 5,069 | | $ | 19,473 | | $ | 24,542 | | $ | 24,666 | Accounts receivable, net of allowance | | $ | 120 | | $ | 72 | | $ | 11,164 | | $ | 11,236 | | $ | 11,356 | Financing receivables, net of allowance | | $ | — | | $ | — | | $ | 16,543 | | $ | 16,543 | | $ | 16,543 | Total assets | | $ | 12,236 | | $ | 5,234 | | $ | 53,311 | | $ | 58,545 | | $ | 70,781 | Capital expenditures | | $ | (3) | | $ | — | | $ | (116) | | $ | (116) | | $ | (119) | | | | | | | | | | | | | | | | | 2025 | | | | | | | | | | | | | | | | Sales: | | | | | | | | | | | | | | | | Product | | $ | 367 | | $ | 600 | | $ | 28,750 | | $ | 29,350 | | $ | 29,717 | Service | | | 1,094 | | | 220 | | | 13,234 | | | 13,454 | | | 14,548 | Total sales | | | 1,461 | | | 820 | | | 41,984 | | | 42,804 | | | 44,265 | Cost of sales: | | | | | | | | | | | | | | | | Product | | | 167 | | | 552 | | | 23,832 | | | 24,384 | | | 24,551 | Services | | | 584 | | | 70 | | | 5,836 | | | 5,906 | | | 6,490 | Total cost of sales | | | 751 | | | 622 | | | 29,668 | | | 30,290 | | | 31,041 | Gross profit | | | 710 | | | 198 | | | 12,316 | | | 12,514 | | | 13,224 | Research and development | | | 2,340 | | | — | | | — | | | — | | | 2,340 | Selling, general and administrative | | | 3,439 | | | 385 | | | 9,631 | | | 10,016 | | | 13,455 | Total operating expenses | | | 5,779 | | | 385 | | | 9,631 | | | 10,016 | | | 15,795 | Operating (loss) income | | $ | (5,069) | | $ | (187) | | $ | 2,685 | | $ | 2,498 | | $ | (2,571) | | | | | | | | | | | | | | | | | Interest expense | | $ | (8) | | $ | — | | $ | (251) | | $ | (251) | | $ | (259) | Interest income | | $ | 12 | | $ | 134 | | $ | 1,197 | | $ | 1,331 | | $ | 1,343 | Depreciation and amortization | | $ | (56) | | $ | — | | $ | (131) | | $ | (131) | | $ | (187) | Cash and cash equivalents | | $ | 48 | | | 3,881 | | | 22,379 | | $ | 26,260 | | $ | 26,308 | Accounts receivable, net of allowance | | $ | 177 | | | 1,043 | | | 12,233 | | $ | 13,276 | | $ | 13,453 | Financing receivables, net of allowance | | $ | — | | | — | | | 6,938 | | $ | 6,938 | | $ | 6,938 | Total assets | | $ | 11,488 | | $ | 8,302 | | $ | 46,994 | | $ | 55,296 | | $ | 66,784 | Capital expenditures | | $ | (13) | | $ | — | | $ | (107) | | $ | (107) | | $ | (120) |
|