Quarterly report pursuant to Section 13 or 15(d)

Segment reporting (Details) - Schedule of financial information represents the operating results of the reportable segments

v3.20.4
Segment reporting (Details) - Schedule of financial information represents the operating results of the reportable segments - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jan. 31, 2021
Jan. 31, 2020
Jan. 31, 2021
Jan. 31, 2020
Clinical Services [Member]        
Segment Reporting Information [Line Items]        
Revenues – Services and Products $ 23,988 $ 12,513 $ 45,211 $ 25,293
Operating costs and expenses:        
Cost of revenues 11,708 10,243 24,703 21,218
Capital expenditures 341 142 881 289
Research and development 160 373 281 723
Selling, general and administrative 6,425 5,895 12,523 12,110
Legal and related expenses 71 38 96 88
Total operating costs and expenses 18,364 16,549 37,603 34,139
Operating income (loss) 5,624 (4,036) 7,608 (8,846)
Other income (expense):        
Interest (4) (10) (10) (22)
Other 14 16 29 19
Foreign exchange loss  
Net income (loss) 5,634 (4,030) 7,627 (8,849)
Depreciation and amortization included above 381 392 790 801
Products [Member]        
Segment Reporting Information [Line Items]        
Revenues – Services and Products 7,478 6,871 14,910 14,298
Operating costs and expenses:        
Cost of revenues 3,937 3,332 7,700 6,878
Capital expenditures 154 18 198 145
Research and development 633 503 1,225 1,019
Selling, general and administrative 2,593 2,530 5,038 5,287
Legal and related expenses 1 1 6 1
Total operating costs and expenses 7,164 6,366 13,969 13,185
Operating income (loss) 314 505 941 1,113
Other income (expense):        
Interest 8 16 18 34
Other 2 7 4 (5)
Foreign exchange loss 625 79 461 270
Net income (loss) 949 607 1,424 1,412
Depreciation and amortization included above 188 253 373 503
Therapeutics [Member]        
Segment Reporting Information [Line Items]        
Revenues – Services and Products
Operating costs and expenses:        
Cost of revenues
Capital expenditures  
Research and development 13 189 46 377
Selling, general and administrative 16 33
Legal and related expenses
Total operating costs and expenses 29 189 79 377
Operating income (loss) (29) (189) (79) (377)
Other income (expense):        
Interest
Other
Foreign exchange loss
Net income (loss) (29) (189) (79) (377)
Depreciation and amortization included above
Other [Member]        
Segment Reporting Information [Line Items]        
Revenues – Services and Products
Operating costs and expenses:        
Cost of revenues
Capital expenditures 11 44
Research and development
Selling, general and administrative 1,979 2,268 3,433 4,435
Legal and related expenses 2,220 2,021 2,830 3,667
Total operating costs and expenses 4,199 4,289 6,263 8,102
Operating income (loss) (4,199) (4,289) (6,263) (8,102)
Other income (expense):        
Interest (53) 165 (108) 396
Other 49 185
Foreign exchange loss
Net income (loss) (4,252) (4,075) (6,371) (7,521)
Depreciation and amortization included above 66 65 132 130
Consolidated [Member]        
Segment Reporting Information [Line Items]        
Revenues – Services and Products 31,466 19,384 60,121 39,591
Operating costs and expenses:        
Cost of revenues 15,645 13,575 32,403 28,096
Capital expenditures 506 160 1,123 434
Research and development 806 1,065 1,552 2,119
Selling, general and administrative 11,013 10,693 21,027 21,832
Legal and related expenses 2,292 2,060 2,932 3,756
Total operating costs and expenses 29,756 27,393 57,914 55,803
Operating income (loss) 1,710 (8,009) 2,207 (16,212)
Other income (expense):        
Interest (49) 171 (100) 408
Other 16 72 33 199
Foreign exchange loss 625 79 461 270
Net income (loss) 2,302 (7,687) 2,601 (15,335)
Depreciation and amortization included above 635 710 1,295 1,434
Selling, General and Administrative Expenses [Member] | Clinical Services [Member]        
Operating costs and expenses:        
Selling, general and administrative 10 33 19 67
Selling, General and Administrative Expenses [Member] | Products [Member]        
Operating costs and expenses:        
Selling, general and administrative 16 22 32 44
Selling, General and Administrative Expenses [Member] | Therapeutics [Member]        
Operating costs and expenses:        
Selling, general and administrative
Selling, General and Administrative Expenses [Member] | Other [Member]        
Operating costs and expenses:        
Selling, general and administrative 136 247 265 410
Selling, General and Administrative Expenses [Member] | Consolidated [Member]        
Operating costs and expenses:        
Selling, general and administrative 162 302 316 521
Cost of Revenues [Member] | Clinical Services [Member]        
Operating costs and expenses:        
Cost of revenues 14   27  
Cost of Revenues [Member] | Products [Member]        
Operating costs and expenses:        
Cost of revenues    
Cost of Revenues [Member] | Therapeutics [Member]        
Operating costs and expenses:        
Cost of revenues    
Cost of Revenues [Member] | Other [Member]        
Operating costs and expenses:        
Cost of revenues    
Cost of Revenues [Member] | Consolidated [Member]        
Operating costs and expenses:        
Cost of revenues 14   27  
Total [Member] | Clinical Services [Member]        
Operating costs and expenses:        
Total 24 33 46 67
Total [Member] | Products [Member]        
Operating costs and expenses:        
Total 16 22 32 44
Total [Member] | Therapeutics [Member]        
Operating costs and expenses:        
Total  
Total [Member] | Other [Member]        
Operating costs and expenses:        
Total 136 247 265 410
Total [Member] | Consolidated [Member]        
Operating costs and expenses:        
Total $ 176 $ 302 $ 343 $ 521