| Name | pi_ftk_121 |
|---|---|
| Namespace | http://www.dnb.nl/xbrl/dict/met |
| Prefix | dnb_met |
| Data type | num:percentItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Omvang geconsolideerde deelneming | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Omvang geconsolideerde deelneming | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| pi_ftk_121 [code] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
dnb_met:si_ftk_122 | domain-member | http://www.dnb.nl/xbrl/role/fws/DNB-NR/ftk-2017-01/2018-12-31/tab/J302-5/1 | |
dnb_met:ei_ftk_123 | domain-member | http://www.dnb.nl/xbrl/role/fws/DNB-NR/ftk-2017-01/2018-12-31/tab/J302-5/1 | |
model:hyp | all | http://www.dnb.nl/xbrl/role/fws/DNB-NR/ftk-2017-01/2018-12-31/tab/J302-5/1 |