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 April 30, 2019 |
|
Clinical Services |
|
|
Products |
|
|
Therapeutics |
|
|
Other |
|
|
Consolidated |
|
Revenues |
|
$ |
11,751 |
|
|
$ |
7,911 |
|
|
|
— |
|
|
|
— |
|
|
$ |
19,662 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating costs, expenses and legal settlements, net: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cost of revenues |
|
|
10,963 |
|
|
|
3,397 |
|
|
|
— |
|
|
|
— |
|
|
|
14,360 |
|
Research and development |
|
|
31 |
|
|
|
527 |
|
|
$ |
223 |
|
|
|
— |
|
|
|
781 |
|
Selling, general and administrative |
|
|
5,960 |
|
|
|
2,923 |
|
|
|
— |
|
|
$ |
2,037 |
|
|
|
10,920 |
|
Legal fee expense |
|
|
35 |
|
|
|
16 |
|
|
|
— |
|
|
|
206 |
|
|
|
257 |
|
Legal settlements, net |
|
|
— |
|
|
|
(28,925 |
) |
|
|
— |
|
|
|
— |
|
|
|
(28,925 |
) |
Total operating costs, expenses and legal settlements, net |
|
|
16,989 |
|
|
|
(22,062 |
) |
|
|
223 |
|
|
|
2,243 |
|
|
|
(2,607 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating income (loss) |
|
|
(5,238 |
) |
|
|
29,973 |
|
|
|
(223 |
) |
|
|
(2,243 |
) |
|
|
22,269 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Other income (expense): |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest |
|
|
(18 |
) |
|
|
19 |
|
|
|
— |
|
|
|
257 |
|
|
|
258 |
|
Other |
|
|
6 |
|
|
|
— |
|
|
|
— |
|
|
|
64 |
|
|
|
70 |
|
Foreign exchange loss |
|
|
— |
|
|
|
(332 |
) |
|
|
— |
|
|
|
— |
|
|
|
(332 |
) |
Income (loss) before income taxes |
|
$ |
(5,250 |
) |
|
$ |
29,660 |
|
|
$ |
(223 |
) |
|
$ |
(1,922 |
) |
|
$ |
22,265 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and amortization included above |
|
$ |
440 |
|
|
$ |
340 |
|
|
$ |
— |
|
|
$ |
58 |
|
|
$ |
838 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Share-based compensation included in above: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Selling, general and administrative |
|
|
40 |
|
|
|
24 |
|
|
|
— |
|
|
|
135 |
|
|
|
199 |
|
Total |
|
$ |
40 |
|
|
$ |
24 |
|
|
$ |
— |
|
|
$ |
135 |
|
|
$ |
199 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Capital expenditures |
|
$ |
120 |
|
|
$ |
446 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
566 |
|
Three months ended April 30, 2018 |
|
Clinical Services |
|
|
Products |
|
|
Therapeutics |
|
|
Other |
|
|
Consolidated |
|
Revenues |
|
$ |
17,737 |
|
|
$ |
7,493 |
|
|
|
— |
|
|
|
— |
|
|
$ |
25,230 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cost of revenues |
|
|
10,995 |
|
|
|
3,562 |
|
|
|
— |
|
|
|
— |
|
|
|
14,557 |
|
Research and development |
|
|
— |
|
|
|
576 |
|
|
$ |
223 |
|
|
|
— |
|
|
|
799 |
|
Selling, general and administrative |
|
|
6,252 |
|
|
|
2,970 |
|
|
|
— |
|
|
$ |
1,799 |
|
|
|
11,021 |
|
Legal fee expense |
|
|
25 |
|
|
|
19 |
|
|
|
— |
|
|
|
1,607 |
|
|
|
1,651 |
|
Total operating costs and expenses |
|
|
17,272 |
|
|
|
7,127 |
|
|
|
223 |
|
|
|
3,406 |
|
|
|
28,028 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating income (loss) |
|
|
465 |
|
|
|
366 |
|
|
|
(223 |
) |
|
|
(3,406 |
) |
|
|
(2,798 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Other income (expense): |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest |
|
|
(22 |
) |
|
|
12 |
|
|
|
— |
|
|
|
237 |
|
|
|
227 |
|
Other |
|
|
15 |
|
|
|
2 |
|
|
|
— |
|
|
|
— |
|
|
|
17 |
|
Foreign exchange loss |
|
|
— |
|
|
|
(462 |
) |
|
|
— |
|
|
|
— |
|
|
|
(462 |
) |
Income (loss) before income taxes |
|
$ |
458 |
|
|
$ |
(82 |
) |
|
$ |
(223 |
) |
|
$ |
(3,169 |
) |
|
$ |
(3,016 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and amortization included above |
|
$ |
437 |
|
|
$ |
358 |
|
|
$ |
— |
|
|
$ |
20 |
|
|
$ |
815 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Share-based compensation included in above: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Selling, general and administrative |
|
|
26 |
|
|
|
17 |
|
|
|
— |
|
|
|
161 |
|
|
|
204 |
|
Total |
|
$ |
26 |
|
|
$ |
17 |
|
|
$ |
— |
|
|
$ |
161 |
|
|
$ |
204 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Capital expenditures |
|
$ |
465 |
|
|
$ |
96 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
561 |
|
Nine months ended April 30, 2019 |
|
Clinical Services |
|
|
Products |
|
|
Therapeutics |
|
|
Other |
|
|
Consolidated |
|
Revenues |
|
$ |
38,048 |
|
|
$ |
22,201 |
|
|
|
— |
|
|
|
— |
|
|
$ |
60,249 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating costs, expenses and legal settlements, net: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cost of revenues |
|
|
32,956 |
|
|
|
10,391 |
|
|
|
— |
|
|
|
— |
|
|
|
43,347 |
|
Research and development |
|
|
31 |
|
|
|
1,645 |
|
|
$ |
666 |
|
|
|
— |
|
|
|
2,342 |
|
Selling, general and administrative |
|
|
18,220 |
|
|
|
8,828 |
|
|
|
— |
|
|
$ |
6,339 |
|
|
|
33,387 |
|
Legal fee expense |
|
|
109 |
|
|
|
24 |
|
|
|
— |
|
|
|
2,567 |
|
|
|
2,700 |
|
Legal settlements, net |
|
|
— |
|
|
|
(28,925 |
) |
|
|
— |
|
|
|
— |
|
|
|
(28,925 |
) |
Total operating costs, expenses and legal settlements, net |
|
|
51,316 |
|
|
|
(8,037 |
) |
|
|
666 |
|
|
|
8,906 |
|
|
|
52,851 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating income (loss) |
|
|
(13,268 |
) |
|
|
30,238 |
|
|
|
(666 |
) |
|
|
(8,906 |
) |
|
|
7,398 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Other income (expense): |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest |
|
|
(51 |
) |
|
|
49 |
|
|
|
— |
|
|
|
761 |
|
|
|
759 |
|
Other |
|
|
17 |
|
|
|
— |
|
|
|
— |
|
|
|
232 |
|
|
|
249 |
|
Foreign exchange loss (gain) |
|
|
— |
|
|
|
(530 |
) |
|
|
— |
|
|
|
— |
|
|
|
(530 |
) |
(Loss) income before income taxes |
|
$ |
(13,302 |
) |
|
$ |
29,757 |
|
|
$ |
(666 |
) |
|
$ |
(7,913 |
) |
|
$ |
7,876 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and amortization included above |
|
$ |
1,217 |
|
|
$ |
1,025 |
|
|
$ |
— |
|
|
$ |
130 |
|
|
$ |
2,372 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Share-based compensation included in above: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Selling, general and administrative |
|
|
118 |
|
|
|
74 |
|
|
|
— |
|
|
|
533 |
|
|
|
725 |
|
Total |
|
$ |
118 |
|
|
$ |
74 |
|
|
$ |
— |
|
|
$ |
533 |
|
|
$ |
725 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Capital expenditures |
|
$ |
883 |
|
|
$ |
524 |
|
|
$ |
— |
|
|
$ |
6,147 |
|
|
$ |
7,554 |
|
Nine months ended April 30, 2018 |
|
Clinical Services |
|
|
Products |
|
|
Therapeutics |
|
|
Other |
|
|
Consolidated |
|
Revenues |
|
$ |
56,001 |
|
|
$ |
22,257 |
|
|
|
— |
|
|
|
— |
|
|
$ |
78,258 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cost of revenues |
|
|
34,767 |
|
|
|
10,828 |
|
|
|
— |
|
|
|
— |
|
|
|
45,595 |
|
Research and development |
|
|
— |
|
|
|
1,690 |
|
|
$ |
668 |
|
|
|
— |
|
|
|
2,358 |
|
Selling, general and administrative |
|
|
18,454 |
|
|
|
8,476 |
|
|
|
— |
|
|
$ |
6,045 |
|
|
|
32,975 |
|
Legal fee expense |
|
|
46 |
|
|
|
47 |
|
|
|
— |
|
|
|
3,689 |
|
|
|
3,782 |
|
Total operating costs and expenses |
|
|
53,267 |
|
|
|
21,041 |
|
|
|
668 |
|
|
|
9,734 |
|
|
|
84,710 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Operating income (loss) |
|
|
2,734 |
|
|
|
1,216 |
|
|
|
(668 |
) |
|
|
(9,734 |
) |
|
|
(6,452 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Other income (expense): |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest |
|
|
(70 |
) |
|
|
35 |
|
|
|
— |
|
|
|
604 |
|
|
|
569 |
|
Other |
|
|
32 |
|
|
|
10 |
|
|
|
— |
|
|
|
44 |
|
|
|
86 |
|
Foreign exchange loss |
|
|
— |
|
|
|
143 |
|
|
|
— |
|
|
|
— |
|
|
|
143 |
|
Income (loss) before income taxes |
|
$ |
2,696 |
|
|
$ |
1,404 |
|
|
$ |
(668 |
) |
|
$ |
(9,086 |
) |
|
$ |
(5,654 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and amortization included above |
|
$ |
1,254 |
|
|
$ |
1,039 |
|
|
$ |
— |
|
|
$ |
57 |
|
|
$ |
2,350 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Share-based compensation included in above: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Selling, general and administrative |
|
|
86 |
|
|
|
61 |
|
|
|
— |
|
|
|
470 |
|
|
|
617 |
|
Total |
|
$ |
86 |
|
|
$ |
61 |
|
|
$ |
— |
|
|
$ |
470 |
|
|
$ |
617 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Capital expenditures |
|
$ |
1,459 |
|
|
$ |
167 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
1,626 |
|
|