Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

+ Details

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- Definition

Derivative instruments.

+ References

No definition available.

+ Details

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- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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- Definition

The number of derivative instruments of a particular group held by the entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5579245-113959

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- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Details

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Derivative Instruments - (Details Textual) $ in Thousands	1 Months Ended	2 Months Ended
Derivative Instruments - (Details Textual) $ in Thousands	Jun. 30, 2014	Apr. 30, 2012 USD ($) derivative_instrument	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($) derivative_instrument	Apr. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)
Derivative Instruments (Textual) [Abstract]
Number of instruments held \| derivative_instrument				2
Interest rate contracts with corporate customers
Derivative Instruments (Textual) [Abstract]
Junior subordinated debentures			$ 68,197
Offsetting interest rate contracts with other financial institutions
Derivative Instruments (Textual) [Abstract]
Junior subordinated debentures			68,197
Cash flow hedging
Derivative Instruments (Textual) [Abstract]
Junior subordinated debentures		$ 32,000
Number of instruments held \| derivative_instrument		2
Variable interest rate of derivatives, description		the three-month LIBOR plus a pre-determined spread
Commitments to fund fixed-rate residential mortgage loans
Derivative Instruments (Textual) [Abstract]
Junior subordinated debentures			376,824			$ 62,288
Commitments to sell residential mortgage loans
Derivative Instruments (Textual) [Abstract]
Junior subordinated debentures			$ 409,000			$ 52,000
First M&F \| Cash flow hedging
Derivative Instruments (Textual) [Abstract]
Junior subordinated debentures					$ 30,000
Floating Rate Liability at the Bank Level, Derivative One \| Interest rate swaps
Derivative Instruments (Textual) [Abstract]
Term of contract	4 years
Floating Rate Liability at the Bank Level, Derivative Two \| Interest rate swaps
Derivative Instruments (Textual) [Abstract]
Junior subordinated debentures				$ 15,000
Term of contract	5 years