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Mortgage banking activities -subnote (Details) - GNMA - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Sep. 30, 2020	Dec. 31, 2020
Mortgage banking
Loss for previously advanced interest on delinquent loans	$ (10.5)
Bulk loan repurchase
Mortgage banking
Repurchased loans	$ 687.9	$ 688.0

X

- Definition

Represents gains/(losses), including interest advances, from the repurchase of unreserved loans without credit recourse.

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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X

- Definition

Unpaid principal amount of loans repurchased.

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No definition available.

+ Details

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- Details

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- Details

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