Schedule of Segment Reporting Information, by Segment [Table Text Block] |
The following financial information represents the operating results of the reportable segments of the Company:
Three months ended January 31, 2019 |
|
Clinical
Services
|
|
|
Products |
|
|
Therapeutics |
|
|
Other |
|
|
Consolidated |
|
Revenues |
|
$ |
12,000 |
|
|
$ |
7,327 |
|
|
|
— |
|
|
|
— |
|
|
$ |
19,327 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cost of revenues |
|
|
11,025 |
|
|
|
3,723 |
|
|
|
— |
|
|
|
— |
|
|
|
14,748 |
|
Research and development |
|
|
— |
|
|
|
611 |
|
|
$ |
222 |
|
|
|
— |
|
|
|
833 |
|
Selling, general and administrative |
|
|
6,200 |
|
|
|
2,981 |
|
|
|
— |
|
|
$ |
2,316 |
|
|
|
11,497 |
|
Legal fee expense |
|
|
38 |
|
|
|
1 |
|
|
|
— |
|
|
|
1,103 |
|
|
|
1,142 |
|
Total operating costs and expenses |
|
|
17,263 |
|
|
|
7,316 |
|
|
|
222 |
|
|
|
3,419 |
|
|
|
28,220 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating income (loss) |
|
|
(5,263 |
) |
|
|
11 |
|
|
|
(222 |
) |
|
|
(3,419 |
) |
|
|
(8,893 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Other income (expense): |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest |
|
|
(15 |
) |
|
|
14 |
|
|
|
— |
|
|
|
228 |
|
|
|
227 |
|
Other |
|
|
(29 |
) |
|
|
(4 |
) |
|
|
— |
|
|
|
165 |
|
|
|
132 |
|
Foreign exchange loss |
|
|
— |
|
|
|
126 |
|
|
|
— |
|
|
|
— |
|
|
|
126 |
|
(Loss) income before income taxes |
|
$ |
(5,307 |
) |
|
$ |
147 |
|
|
$ |
(222 |
) |
|
$ |
(3,026 |
) |
|
$ |
(8,408 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and amortization included above |
|
$ |
374 |
|
|
$ |
343 |
|
|
$ |
— |
|
|
$ |
51 |
|
|
$ |
768 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Share-based compensation included in above: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Selling, general and administrative |
|
$ |
40 |
|
|
$ |
26 |
|
|
$ |
— |
|
|
$ |
225 |
|
|
$ |
291 |
|
Total |
|
$ |
40 |
|
|
$ |
26 |
|
|
$ |
— |
|
|
$ |
225 |
|
|
$ |
291 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Capital expenditures |
|
$ |
409 |
|
|
$ |
26 |
|
|
$ |
— |
|
|
$ |
6,147 |
|
|
$ |
6,582 |
|
Three months ended January 31, 2018 |
|
Clinical
Services
|
|
|
Products |
|
|
Therapeutics |
|
|
Other |
|
|
Consolidated |
|
Revenues |
|
$ |
18,730 |
|
|
$ |
7,422 |
|
|
|
— |
|
|
|
— |
|
|
$ |
26,152 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cost of revenues |
|
|
11,730 |
|
|
|
3,877 |
|
|
|
— |
|
|
|
— |
|
|
|
15,607 |
|
Research and development |
|
|
— |
|
|
|
591 |
|
|
$ |
221 |
|
|
|
— |
|
|
|
812 |
|
Selling, general and administrative |
|
|
6,107 |
|
|
|
2,878 |
|
|
|
— |
|
|
$ |
2,064 |
|
|
|
11,049 |
|
Legal fee expense |
|
|
8 |
|
|
|
25 |
|
|
|
— |
|
|
|
1,667 |
|
|
|
1,700 |
|
Total operating costs and expenses |
|
|
17,845 |
|
|
|
7,371 |
|
|
|
221 |
|
|
|
3,731 |
|
|
|
29,168 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating income (loss) |
|
|
885 |
|
|
|
51 |
|
|
|
(221 |
) |
|
|
(3,731 |
) |
|
|
(3,016 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Other income (expense): |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest |
|
|
(23 |
) |
|
|
11 |
|
|
|
— |
|
|
|
197 |
|
|
|
185 |
|
Other |
|
|
3 |
|
|
|
1 |
|
|
|
— |
|
|
|
29 |
|
|
|
33 |
|
Foreign exchange loss |
|
|
— |
|
|
|
800 |
|
|
|
— |
|
|
|
— |
|
|
|
800 |
|
Income (loss) before income taxes |
|
$ |
865 |
|
|
$ |
863 |
|
|
$ |
(221 |
) |
|
$ |
(3,505 |
) |
|
$ |
(1,998 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and amortization included above |
|
$ |
413 |
|
|
$ |
355 |
|
|
$ |
— |
|
|
$ |
18 |
|
|
$ |
786 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Share-based compensation included in above: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Selling, general and administrative |
|
|
28 |
|
|
$ |
21 |
|
|
|
— |
|
|
$ |
159 |
|
|
|
208 |
|
Total |
|
$ |
28 |
|
|
$ |
21 |
|
|
$ |
— |
|
|
$ |
159 |
|
|
$ |
208 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Capital expenditures |
|
$ |
576 |
|
|
$ |
28 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
604 |
|
Six months ended January 31, 2019 |
|
Clinical
Services
|
|
|
Products |
|
|
Therapeutics |
|
|
Other |
|
|
Consolidated |
|
Revenues |
|
$ |
26,297 |
|
|
$ |
14,290 |
|
|
|
— |
|
|
|
— |
|
|
$ |
40,587 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cost of revenues |
|
|
21,993 |
|
|
|
6,994 |
|
|
|
— |
|
|
|
— |
|
|
|
28,987 |
|
Research and development |
|
|
— |
|
|
|
1,118 |
|
|
$ |
443 |
|
|
|
— |
|
|
|
1,561 |
|
Selling, general and administrative |
|
|
12,260 |
|
|
|
5,905 |
|
|
|
— |
|
|
$ |
4,302 |
|
|
|
22,467 |
|
Legal fee expense |
|
|
74 |
|
|
|
8 |
|
|
|
— |
|
|
|
2,361 |
|
|
|
2,443 |
|
Total operating costs and expenses |
|
|
34,327 |
|
|
|
14,025 |
|
|
|
443 |
|
|
|
6,663 |
|
|
|
55,458 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating income (loss) |
|
|
(8,030 |
) |
|
|
265 |
|
|
|
(443 |
) |
|
|
(6,663 |
) |
|
|
(14,871 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Other income (expense): |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest |
|
|
(33 |
) |
|
|
30 |
|
|
|
— |
|
|
|
504 |
|
|
|
501 |
|
Other |
|
|
11 |
|
|
|
— |
|
|
|
— |
|
|
|
168 |
|
|
|
179 |
|
Foreign exchange loss (gain) |
|
|
— |
|
|
|
(198 |
) |
|
|
— |
|
|
|
— |
|
|
|
(198 |
) |
(Loss) income before income taxes |
|
$ |
(8,052 |
) |
|
$ |
97 |
|
|
$ |
(443 |
) |
|
$ |
(5,991 |
) |
|
$ |
(14,389 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and amortization included above |
|
$ |
777 |
|
|
$ |
685 |
|
|
$ |
— |
|
|
$ |
72 |
|
|
$ |
1,534 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Share-based compensation included in above: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Selling, general and administrative |
|
|
78 |
|
|
$ |
50 |
|
|
|
— |
|
|
$ |
398 |
|
|
|
526 |
|
Total |
|
$ |
78 |
|
|
$ |
50 |
|
|
$ |
— |
|
|
$ |
398 |
|
|
$ |
526 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Capital expenditures |
|
$ |
763 |
|
|
$ |
78 |
|
|
$ |
— |
|
|
$ |
6,147 |
|
|
$ |
6,988 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Six months ended January 31, 2018 |
|
Clinical
Services
|
|
|
Products |
|
|
Therapeutics |
|
|
Other |
|
|
Consolidated |
|
Revenues |
|
$ |
38,264 |
|
|
$ |
14,764 |
|
|
|
— |
|
|
|
— |
|
|
$ |
53,028 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cost of revenues |
|
|
23,772 |
|
|
|
7,266 |
|
|
|
— |
|
|
|
— |
|
|
|
31,038 |
|
Research and development |
|
|
— |
|
|
|
1,114 |
|
|
$ |
445 |
|
|
|
— |
|
|
|
1,559 |
|
Selling, general and administrative |
|
|
12,202 |
|
|
|
5,506 |
|
|
|
— |
|
|
$ |
4,246 |
|
|
|
21,954 |
|
Legal fee expense |
|
|
21 |
|
|
|
28 |
|
|
|
— |
|
|
|
2,082 |
|
|
|
2,131 |
|
Total operating costs and expenses |
|
|
35,995 |
|
|
|
13,914 |
|
|
|
445 |
|
|
|
6,328 |
|
|
|
56,682 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating income (loss) |
|
|
2,269 |
|
|
|
850 |
|
|
|
(445 |
) |
|
|
(6,328 |
) |
|
|
(3,654 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Other income (expense): |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest |
|
|
(48 |
) |
|
|
23 |
|
|
|
— |
|
|
|
367 |
|
|
|
342 |
|
Other |
|
|
17 |
|
|
|
8 |
|
|
|
— |
|
|
|
44 |
|
|
|
69 |
|
Foreign exchange loss |
|
|
— |
|
|
|
605 |
|
|
|
— |
|
|
|
— |
|
|
|
605 |
|
Income (loss) before income taxes |
|
$ |
2,238 |
|
|
$ |
1,486 |
|
|
$ |
(445 |
) |
|
$ |
(5,917 |
) |
|
$ |
(2,638 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and amortization included above |
|
$ |
817 |
|
|
$ |
681 |
|
|
$ |
— |
|
|
$ |
37 |
|
|
$ |
1,535 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Share-based compensation included in above: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Selling, general and administrative |
|
|
60 |
|
|
$ |
44 |
|
|
|
— |
|
|
$ |
309 |
|
|
|
413 |
|
Total |
|
$ |
60 |
|
|
$ |
44 |
|
|
$ |
— |
|
|
$ |
309 |
|
|
$ |
413 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Capital expenditures |
|
$ |
994 |
|
|
$ |
72 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
1,066 |
|
|