| r0.c0 | Inventory write-down/Current | ifrs-full:InventoryWritedown2011 | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember |
| r0.c1 | Inventory write-down/Previous | ifrs-full:InventoryWritedown2011 | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember |
| r1.c0 | Reversal of inventory write-down/Current | ifrs-full:ReversalOfInventoryWritedown | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember |
| r1.c1 | Reversal of inventory write-down/Previous | ifrs-full:ReversalOfInventoryWritedown | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember |
| r2.c0 | Cost of inventories recognised as expense during period/Current | ifrs-full:CostOfInventoriesRecognisedAsExpenseDuringPeriod | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember |
| r2.c1 | Cost of inventories recognised as expense during period/Previous | ifrs-full:CostOfInventoriesRecognisedAsExpenseDuringPeriod | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember |
| r3.c0 | Inventories, at fair value less costs to sell/Current | ifrs-full:InventoriesAtFairValueLessCostsToSell | xbrli:monetaryItemType | instant | ifrs-full:SeparateMember |
| r3.c1 | Inventories, at fair value less costs to sell/Previous | ifrs-full:InventoriesAtFairValueLessCostsToSell | xbrli:monetaryItemType | instant | ifrs-full:SeparateMember |
| r4.c0 | Inventories, at net realisable value/Current | ifrs-full:InventoriesAtNetRealisableValue | xbrli:monetaryItemType | instant | ifrs-full:SeparateMember |
| r4.c1 | Inventories, at net realisable value/Previous | ifrs-full:InventoriesAtNetRealisableValue | xbrli:monetaryItemType | instant | ifrs-full:SeparateMember |
| r5.c0 | Inventories pledged as security for liabilities/Current | ifrs-full:InventoriesPledgedAsSecurityForLiabilities | xbrli:monetaryItemType | instant | ifrs-full:SeparateMember |
| r5.c1 | Inventories pledged as security for liabilities/Previous | ifrs-full:InventoriesPledgedAsSecurityForLiabilities | xbrli:monetaryItemType | instant | ifrs-full:SeparateMember |