Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting (Details) - Schedule of operating results of the reportable segments

v3.23.1
Segment Reporting (Details) - Schedule of operating results of the reportable segments - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jan. 31, 2023
Jan. 31, 2022
Jan. 31, 2023
Jan. 31, 2022
Clinical Services [Member]        
Segment Reporting Information [Line Items]        
Revenues $ 8,824 $ 23,674 $ 19,997 $ 43,415
Operating costs and expenses:        
Cost of revenues 10,463 12,586 20,545 23,789
Research and development 306 89 603 96
Selling, general and administrative 6,943 6,811 13,493 12,812
Legal fee expense 107 148 171 205
Total operating costs and expenses 17,819 19,634 34,812 36,902
Operating income (loss) (8,995) 4,040 (14,815) 6,513
Other income (expense):        
Interest, net (1) (3) (3) (5)
Other 7 5 12 54
Foreign exchange loss      
Income (loss) before income taxes (8,989) 4,042 (14,806) 6,562
Depreciation and amortization included above 386 438 918 856
Share-based compensation included in above:        
Selling, general and administrative 65 16 114 36
Cost of revenues 15 12 31 16
Total 80 28 145 52
Capital expenditures 196 283 359 593
Products [Member]        
Segment Reporting Information [Line Items]        
Revenues 7,514 10,372 14,617 17,150
Operating costs and expenses:        
Cost of revenues 4,616 5,252 9,205 9,322
Research and development 1,113 711 1,803 1,443
Selling, general and administrative 2,556 3,039 4,986 6,134
Legal fee expense 11   36 13
Total operating costs and expenses 8,296 9,002 16,030 16,912
Operating income (loss) (782) 1,370 (1,413) 238
Other income (expense):        
Interest, net 29 9 54 18
Other 2 3 4 5
Foreign exchange loss 1,472 (450) 675 (831)
Income (loss) before income taxes 721 932 (680) (570)
Depreciation and amortization included above 171 190 336 402
Share-based compensation included in above:        
Selling, general and administrative 20 1 40 1
Cost of revenues 6 11  
Total 26 1 51 1
Capital expenditures 632 730 938 1,216
Other [Member]        
Segment Reporting Information [Line Items]        
Revenues    
Operating costs and expenses:        
Cost of revenues      
Research and development 12 20 21 25
Selling, general and administrative 2,313 4,616 4,784 6,572
Legal fee expense 877 2,697 1,859 3,909
Total operating costs and expenses 3,202 7,333 6,664 10,506
Operating income (loss) (3,202) (7,333) (6,664) (10,506)
Other income (expense):        
Interest, net 34 62 81 94
Other 116 (358) 114 (554)
Foreign exchange loss      
Income (loss) before income taxes (3,052) (7,629) (6,469) (10,966)
Depreciation and amortization included above 91 77 174 148
Share-based compensation included in above:        
Selling, general and administrative 409 650 749 842
Cost of revenues    
Total 409 650 749 842
Capital expenditures 41 201 224 438
Consolidated [Member]        
Segment Reporting Information [Line Items]        
Revenues 16,338 34,046 34,614 60,565
Operating costs and expenses:        
Cost of revenues 15,079 17,838 29,750 33,111
Research and development 1,431 820 2,427 1,564
Selling, general and administrative 11,812 14,466 23,263 25,518
Legal fee expense 995 2,845 2,066 4,127
Total operating costs and expenses 29,317 35,969 57,506 64,320
Operating income (loss) (12,979) (1,923) (22,892) (3,755)
Other income (expense):        
Interest, net 62 68 132 107
Other 125 (350) 130 (495)
Foreign exchange loss 1,472 (450) 675 (831)
Income (loss) before income taxes (11,320) (2,655) (21,955) (4,974)
Depreciation and amortization included above 648 705 1,428 1,406
Share-based compensation included in above:        
Selling, general and administrative 494 667 903 879
Cost of revenues 21 12 42 16
Total 515 679 945 895
Capital expenditures $ 869 $ 1,214 $ 1,521 $ 2,247