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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- Definition

Represents the amount of loans held for sale, sold during the period.

+ References

No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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- Definition

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

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

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The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of loans made to finance real estate acquisitions. This element refers to the gain (loss) and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

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The cash inflow resulting from the sale of loans classified as held-for-sale, including proceeds from loans sold through mortgage securitization.

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Mortgage Banking Derivatives (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Mortgage Banking Derivatives
Amount of loans sold to investors	$ 191,400
Proceeds from sale of loan to investors	197,654	$ 196,431	$ 124,458
Gain on sale of loan	6,343	5,775	3,594
Federal National Mortgage Association
Mortgage Banking Derivatives
Amount of loans sold to investors	$ 138,300
Federal National Mortgage Association \| Customer concentration risk
Mortgage Banking Derivatives
Percentage of concentration risk	72.40%
Wells Fargo \| Customer concentration risk
Mortgage Banking Derivatives
Percentage of concentration risk	10.00%
Federal Home Loan Mortgage Corp.
Mortgage Banking Derivatives
Amount of loans sold to investors	$ 19,000
Collateralized mortgage obligation ("MBS")
Mortgage Banking Derivatives
Gain on sale of loan	287	188	$ 143
Not designated \| Forward MBS contracts and forward loan contracts
Mortgage Banking Derivatives
Notional or Contractual Amount	19,500	15,500
Fair value	176	484
Change in fair value	190	20
Not designated \| Rate Lock Commitments
Mortgage Banking Derivatives
Notional or Contractual Amount	12,480	10,973
Fair value	478	502
Change in fair value	$ 97	$ 167