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Disclosures about fair value of assets and liabilities (Tables)

12 Months Ended

Dec. 31, 2018

Text Block [Abstract]

Fair Value Measurements of Assets and Liabilities Recognized on a Recurring Basis

The following table presents the fair value measurements of assets and liabilities recognized in the accompanying financial statements measured at fair value on a recurring basis and the level within the FASB ASC fair value hierarchy in which the fair value measurements fall at the following:

		December 31, 2018
		Fair Value				Quoted Prices in Active Markets for Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
Available for sale securities
U.S. Treasury and federal agencies		$	16,608			$	—			$	16,608			$	—
State and municipal			209,303				—				209,303				—
Federal agency collateralized mortgage obligations			185,003				—				185,003				—
Federal agency mortgage-backed pools			178,736				—				178,736				—
Corporate notes			10,698				—				10,698				—
Total available for sale securities			600,348				—				600,348				—
Hedged loans			209,161				—				209,161				—
Forward sale commitments			135				—				135				—
Interest rate swap agreements			(1,801	)			—				(1,801	)			—
Commitments to originate loans			—				—				—				—

		December 31, 2017
		Fair Value				Quoted Prices in Active Markets for Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
Available for sale securities
U.S. Treasury and federal agencies		$	19,052			$	—			$	19,052			$	—
State and municipal			149,564				—				149,564				—
Federal agency collateralized mortgage obligations			130,365				—				130,365				—
Federal agency mortgage-backed pools			208,657				—				208,657				—
Private labeled mortgage-backed pools			1,642				—				1,642				—
Corporate notes			385				—				385				—
Total available for sale securities			509,665				—				509,665				—
Hedged loans			154,575				—				154,575				—
Forward sale commitments			143				—				143				—
Interest rate swap agreements			(917	)			—				(917	)			—
Commitments to originate loans			(3	)			—				(3	)			—

Realized Gains and Losses Included in Net Income for Periods in Consolidated Statements of Income

Realized gains and losses included in net income for the periods are reported in the consolidated statements of income as follows:

		Years Ended December 31
		2018				2017				2016
Non-interest Income
Total gains and losses from:
Hedged loans		$	(852	)		$	(817	)		$	(1,776	)
Fair value interest rate swap agreements			852				817				1,776
Derivative loan commitments			(5	)			(439	)			(62	)
		$	(5	)		$	(439	)		$	(62	)

Other Assets Measured at Fair Value on Nonrecurring Basis

Certain other assets are measured at fair value on a nonrecurring basis in the ordinary course of business and are subject to fair value adjustments in certain circumstances (for example, when there is evidence of impairment):

		Fair Value				Quoted Prices in Active Markets for Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
December 31, 2018
Impaired loans		$	5,661			$	—			$	—			$	5,661
Mortgage servicing rights			12,349				—				—				12,349
December 31, 2017
Impaired loans		$	6,957			$	—			$	—			$	6,957
Mortgage servicing rights			11,602				—				—				11,602

Qualitative Information About Unobservable Inputs Used in Recurring and Nonrecurring Level 3 Fair Value Measurements, Other than Goodwill

The following table presents qualitative information about unobservable inputs used in recurring and nonrecurring Level 3 fair value measurements, other than goodwill, at December 31, 2018 and 2017.

		December 31, 2018
		Fair				Valuation		Unobservable		Range
		Value				Technique		Inputs		(Weighted Average)
Impaired loans		$	5,661			Collateral based measurement		Discount to reflect current market conditions and ultimate collectability		0%-100% (15.5%)
Mortgage servicing rights			12,349			Discounted cash flows		Discount rate, Constant prepayment rate, Probability of default		10.2%-11.0% (10.3%), 9.1%-21.9% (9.3%), 0.1%-2.8% (0.6%)
		December 31, 2017
		Fair				Valuation		Unobservable		Range
		Value				Technique		Inputs		(Weighted Average)
Impaired loans		$	6,957			Collateral based measurement		Discount to reflect current market conditions and ultimate collectability		0%-46.8% (2.6%)
Mortgage servicing rights			11,602			Discounted cash flows		Discount rate, Constant prepayment rate, Probability of default		9.6%-10.8% (9.7%), 9.2%-27.7% (10.5%), 0%-1.5% (0.2%)

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- Definition

Tabular disclosure of input and valuation technique used to measure fair value and change in valuation approach and technique for each separate class of asset and liability measured on recurring and nonrecurring basis.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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Tabular disclosure of the amount of gains or losses for the period included in earnings or resulted in a change to net assets, have arisen from the use of significant unobservable inputs (level 3) to measure the fair value of assets, liabilities, and financial instruments classified in shareholders' equity.

+ References

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Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3).

+ References

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Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.

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-Name Accounting Standards Codification
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