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Fair Value Measurements (Details 1) - Recurring - Significant Unobservable Inputs (Level 3) - Fair Value - Mortgage servicing rights - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Fair value of assets
Balance at beginning of period	$ 2,584	$ 2,847
Total gains or losses (realized/unrealized) included in earnings	(93)	(529)
Total gains or losses (realized/unrealized) included in other comprehensive income	0	0
Purchases	0	0
Sales	0	0
Issues	222	266
Settlements	0	0
Balance at end of period	$ 2,713	$ 2,584

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- Definition

Amount of gain (loss) recognized in the income statement for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
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Amount of gain (loss) recognized in other comprehensive income (loss) for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of issuances of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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-Publisher FASB
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Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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