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Note 8 - Fair Value Sesitivity Analysis Level 3 - Assets (Details) € in Millions | 12 Months Ended
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Dec. 31, 2017 EUR (€)
Results Member [Member] | Financial assets at fair value through profit or loss classified as held for trading [Member] | Debt Securities [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | € 4
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | (12)
Results Member [Member] | Financial assets at fair value through profit or loss classified as held for trading [Member] | Equity instruments [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 3
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | (3)
Results Member [Member] | Financial assets at fair value through profit or loss classified as held for trading [Member] | Derivatives [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Results Member [Member] | Financial assets at fair value through profit or loss classified as held for trading [Member] | Total [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | (3)
Results Member [Member] | Available for sale financial assets [Member] | Debt Securities [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Results Member [Member] | Available for sale financial assets [Member] | Equity instruments [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Results Member [Member] | Available for sale financial assets [Member] | Total [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Results Member [Member] | Total [Member] | Total [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 7
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | (18)
Other Comprehensive Impact Member [Member] | Financial assets at fair value through profit or loss classified as held for trading [Member] | Debt Securities [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Other Comprehensive Impact Member [Member] | Financial assets at fair value through profit or loss classified as held for trading [Member] | Equity instruments [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Other Comprehensive Impact Member [Member] | Financial assets at fair value through profit or loss classified as held for trading [Member] | Derivatives [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Other Comprehensive Impact Member [Member] | Financial assets at fair value through profit or loss classified as held for trading [Member] | Total [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Other Comprehensive Impact Member [Member] | Available for sale financial assets [Member] | Debt Securities [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 8
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | (8)
Other Comprehensive Impact Member [Member] | Available for sale financial assets [Member] | Equity instruments [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 4
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | (12)
Other Comprehensive Impact Member [Member] | Available for sale financial assets [Member] | Total [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 12
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | (20)
Other Comprehensive Impact Member [Member] | Total [Member] | Total [Member] |
Sensitivity Analysis Assets Line Items |
Increase In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | 0
Decrease In Fair Value Measurement Due To Change In One Or More Unobservable Inputs To Reflect Reasonably Possible Alternative Assumptions Assets | € 0

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