Fair Value Measurement (Tables)

12 Months Ended

Dec. 31, 2016

Fair Value Disclosures [Abstract]

Recorded Amount of Assets and Liabilities Measured at Fair Value on Recurring Basis

The table below presents the recorded amount of assets and liabilities measured at fair value on a recurring basis (in thousands):

Fair value at December 31, 2016	Total		Level 1		Level 2		Level 3
Securities available-for-sale:
Obligations of U.S. government corporations and agencies	$	429,678		—	$	429,678		—
Obligations of states and political subdivisions		117,617		—		117,617		—
Marketable equity securities		2,938	$	2,938		—		—
Mortgage servicing rights		6,595		—		—	$	6,595
Total assets measured at fair value	$	556,828	$	2,938	$	547,295	$	6,595
Fair value at December 31, 2015	Total		Level 1		Level 2		Level 3
Securities available-for-sale:
Obligations of U.S. government corporations and agencies	$	313,682		—	$	313,682		—
Obligations of states and political subdivisions		88,218		—		88,218		—
Marketable equity securities		2,985	$	2,985		—		—
Mortgage servicing rights		7,618		—		—	$	7,618
Total assets measured at fair value	$	412,503	$	2,985	$	401,900	$	7,618

Reconciliation of Assets and Liabilities Measured at Fair Value Using Significant Unobservable Inputs (Level 3) on Recurring Basis

The following table provides a reconciliation of assets and liabilities measured at fair value using significant unobservable inputs (Level 3) on a recurring basis during the years ended December 31, 2016 and 2015. Had there been any transfer into or out of Level 3 during 2016 or 2015, the amount included in the “Transfers into (out of) Level 3” column would represent the beginning balance of an item in the period (interim quarter) during which it was transferred (in thousands):

Year ended December 31,	Ending Balance		Transfers into (out of) Level 3		Change Included in Earnings			Issuances		Beginning Balance
2016: Mortgage servicing rights	$	6,595		—	$	(2,184	)	$	1,161	$	7,618
2015: Mortgage servicing rights	$	7,618		—	$	(701	)	$	941	$	7,378

Quantitative Information about Recurring Level 3 Fair Value Measurements

The following table presents quantitative information about recurring Level 3 fair value measurements at December 31, 2016:

	Fair Value (in thousands)	Valuation Technique	Unobservable Inputs	Range, Weighted Average
Mortgage Servicing Rights	$6,595	Discounted cash flow	Constant prepayment rate	6.9%-16.6%, 8.8%
			Discount rate	14.0%-16.0%, 14.0%

Assets and Liabilities Measured at Fair Value on Nonrecurring Basis

The tables below present the recorded amount of assets and liabilities measured at fair value on a nonrecurring basis, as of the dates indicated, that had a write-down or an additional allowance provided during the periods indicated (in thousands):

Year ended December 31, 2016	Total		Level 1		Level 2		Level 3		Total Gains (Losses)
Fair value:
Impaired Originated & PNCI loans	$	1,107		—		—	$	1,107	$	(409	)
Foreclosed assets		2,253						2,253		(86	)
Total assets measured at fair value	$	3,360		—		—	$	3,360	$	(495	)
Year ended December 31, 2015	Total		Level 1		Level 2		Level 3		Total Gains (Losses)
Fair value:
Impaired Originated & PNCI loans	$	4,649		—		—	$	4,649	$	(663	)
Foreclosed assets		1,839						1,839		(418	)
Total assets measured at fair value	$	6,488		—		—	$	6,488	$	(1,081	)

Quantitative Information about Level 3 Fair Value Measurements for Financial Instruments Measured at Fair Value on Nonrecurring Basis

The following table presents quantitative information about Level 3 fair value measurements for financial instruments measured at fair value on a nonrecurring basis at December 31, 2016:

	Fair Value (in thousands)	Valuation Technique	Unobservable Inputs	Range, Weighted Average
Impaired Originated & PNCI loans	$1,107	Sales comparison	Adjustment for differences
		approach	between comparable sales	Not meaningful
		Income approach	Capitalization rate	N/A
Foreclosed assets	$15	Sales comparison	Adjustment for differences
(Land & construction)		approach	between comparable sales	Not meaningful
Foreclosed assets (residential	$1,564	Sales comparison	Adjustment for differences
(Residential real estate)		approach	between comparable sales	Not meaningful
Foreclosed assets	$674	Sales comparison	Adjustment for differences
(Commercial real estate)		approach	between comparable sales	Not meaningful

Estimated Fair Values of Financial Instruments that are Reported at Amortized Cost in Consolidated Balance Sheets

The estimated fair values of financial instruments that are reported at amortized cost in the Corporation’s consolidated balance sheets, segregated by the level of the valuation inputs within the fair value hierarchy utilized to measure fair value, were as follows (in thousands):

	December 31, 2016				December 31, 2015
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Financial assets:
Level 1 inputs:
Cash and due from banks	$	92,197	$	92,197	$	94,305	$	94,305
Cash at Federal Reserve and other banks		213,415		213,415		209,156		209,156
Level 2 inputs:
Securities held to maturity		602,536		603,203		726,530		732,208
Restricted equity securities		16,956		N/A		16,596		N/A
Loans held for sale		2,998		2,998		1,873		1,873
Level 3 inputs:
Loans, net		2,727,090		2,763,473		2,486,926		2,555,297
Financial liabilities:
Level 2 inputs:
Deposits		3,895,560		3,893,941		3,631,266		3,630,129
Other borrowings		17,493		17,493		12,328		12,328
Level 3 inputs:
Junior subordinated debt	$	56,667	$	49,033	$	56,470	$	44,527
	Contract		Fair		Contract		Fair
	Amount		Value		Amount		Value
Off-balance sheet:
Level 3 inputs:
Commitments	$	767,274	$	7,673	$	705,316	$	7,053
Standby letters of credit	$	12,763	$	128	$	8,330	$	83
Overdraft privilege commitments	$	98,583	$	986	$	94,473	$	945