Deposits (Schedule of Certificates of Deposit $100 Thousand or More) (Details) $ in Millions	Mar. 31, 2020 USD ($)
Time Deposits:
Three months or less	$ 1,626.8
After three months through six months	1,821.8
After six months through twelve months	3,420.8
After twelve months	2,967.0
Total	$ 9,836.4

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more, maturing after twelve months from the balance sheet date.

+ References