Interest income (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disclosure Of Interest income
Loans and advances, central banks	€ 476	€ 431	€ 1,314
Loans and advances, credit institutions	916	894	1,785
Debt instruments	5,724	5,022	6,378
Loans and advances, customers	38,649	38,788	46,180
Other interest	698	606	1,128
Total interest income	€ 46,463	€ 45,741	€ 56,785

The amount of interest income on debt instruments held. [Refer: Interest income; Debt instruments held]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 112
-Subparagraph c
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-URIDate 2021-03-24

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- Definition

The amount of interest income on loans and advances to banks. [Refer: Interest income; Loans and advances to banks]

+ References

+ Details

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- Definition

The amount of interest income on loans and advances to customers. [Refer: Interest income; Loans and advances to customers]

+ References

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- References

No definition available.

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- Definition

The amount of interest income calculated using the effective interest method on assets at amortised cost and fair value through other comprehensive income.

+ References

No definition available.

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- Definition

The amount of interest income on financial assets other than loans and advances and debt instruments.

+ References

No definition available.

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- Definition

The amount of interest income on loans and advances to credit institutions.

+ References

No definition available.

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