Notes - Segment Information, Etc.
| Concept |
2017-12-01 to 2018-02-28 |
2016-12-01 to 2017-02-28 |
|---|---|---|
| Notes - Segment information, etc. | ||
| Notes - Segment information, etc. | ||
| Segment information | ||
| Description of nature of differences between profit (loss) of reportable segments total and quarterly financial statements |