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

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Fair value, after offset of derivative liability, of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, before offset against an obligation to return collateral under a master netting arrangement. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 55

-Paragraph 10

-URI http://asc.fasb.org/extlink&oid=36459792&loc=SL20226008-175313

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-Topic 815

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-Section 50

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-Topic 210

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Fair value, after offset of derivative asset, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be and before offset against a right to receive collateral under a master netting arrangement. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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-Name Accounting Standards Codification

-Topic 815

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- Definition

Fair value of the assets less the liabilities of a derivative or group of derivatives.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

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-Name Accounting Standards Codification

-Topic 825

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Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Bank segment - Derivatives (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Derivative instrument
Net gains (losses) recognized in the Statement of Income	$ 286	$ (376)
Not designated as a hedging instrument
Derivative instrument
Asset derivative	851		$ 398
Liability derivative	281		114
Interest rate lock commitments
Derivative instrument
Notional amount	50,301		29,330
Fair value	835		390
Interest rate lock commitments \| Not designated as a hedging instrument
Derivative instrument
Asset derivative	836		393
Liability derivative	1		3
Interest rate lock commitments \| Not designated as a hedging instrument \| Mortgage banking income
Derivative instrument
Net gains (losses) recognized in the Statement of Income	445	(270)
Forward sale contracts
Derivative instrument
Notional amount	46,489		32,833
Fair value	(265)		(106)
Forward sale contracts \| Not designated as a hedging instrument
Derivative instrument
Asset derivative	15		5
Liability derivative	280		$ 111
Forward sale contracts \| Not designated as a hedging instrument \| Mortgage banking income
Derivative instrument
Net gains (losses) recognized in the Statement of Income	$ (159)	$ (106)