| Article | 9 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2015-01-01 | http://www.xbrl.org/2003/role/reference |
| Name | Besluit actuele waarde | http://www.xbrl.org/2003/role/reference |
| Chapter | 212 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2020-01-01 | http://www.xbrl.org/2003/role/reference |
| Name | Richtlijnen voor de jaarverslaggeving | http://www.xbrl.org/2003/role/reference |
| Paragraph | 403 | http://www.xbrl.org/2003/role/reference |
| Chapter | 120 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2020-01-01 | http://www.xbrl.org/2003/role/reference |
| Name | Richtlijnen voor de jaarverslaggeving | http://www.xbrl.org/2003/role/reference |
| Paragraph | 402 | http://www.xbrl.org/2003/role/reference |
| Chapter | 212 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2020-01-01 | http://www.xbrl.org/2003/role/reference |
| Name | Richtlijnen voor de jaarverslaggeving | http://www.xbrl.org/2003/role/reference |
| Paragraph | 601 | http://www.xbrl.org/2003/role/reference |
| Chapter | 212 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2020-01-01 | http://www.xbrl.org/2003/role/reference |
| Name | Richtlijnen voor de jaarverslaggeving | http://www.xbrl.org/2003/role/reference |
| Paragraph | 705 | http://www.xbrl.org/2003/role/reference |
| Chapter | 600 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2020-01-01 | http://www.xbrl.org/2003/role/reference |
| Name | Richtlijnen voor de jaarverslaggeving | http://www.xbrl.org/2003/role/reference |
| Paragraph | 232 | http://www.xbrl.org/2003/role/reference |