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Cash Due from Banks Interest-Bearing Deposits and Federal Funds Sold (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Summary of average amount of required reserves
Vault cash and excess funds with the Federal Reserve Bank	$ 1,809,584	$ 1,554,010
Average required reserves	$ 38,949	$ 35,744

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- Definition

Vault cash and funds in bank.

+ References

No definition available.

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- Definition

Vault cash equivalents reserves.

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No definition available.

+ Details

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