Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2017

Fair Value Disclosures [Abstract]

Fair Value Measurements, Recurring and Nonrecurring

The table below presents the financial instrument's fair value and the amounts within the fair value hierarchy based on the lowest level of input that is significant to the fair value measurement:

Fair Value of Assets and Liabilities Measured on a Recurring and Nonrecurring Basis
			Fair Value Measurements at Reporting Date Using:
	Fair Value		Quoted Prices In Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total Gains (Losses)
Fair Value of Assets and Liabilities Measured on a Recurring Basis:
June 30, 2017
Securities Available-for Sale:
U.S. Government & Agency Obligations	$	147,085	$	54,676	$	92,409	$	—
State and Municipal Obligations	15,441		—		15,441		—
Mortgage-Backed Securities - Residential	161,077		—		161,077		—
Corporate and Other Debt Securities	2,299		—		2,299		—
Mutual Funds and Equity Securities	1,490		—		1,490		—
Total Securities Available-for-Sale	$	327,392	$	54,676	$	272,716	$	—
December 31, 2016
Securities Available-for Sale:
U.S. Government & Agency Obligations	$	147,377	$	54,706	$	92,671	$	—
State and Municipal Obligations	27,690		—		27,690		—
Mortgage-Backed Securities - Residential	167,239		—		167,239		—
Corporate and Other Debt Securities	3,308		—		3,308		—
Mutual Funds and Equity Securities	1,382		—		1,382		—
Total Securities Available-for Sale	$	346,996	$	54,706	$	292,290	$	—
June 30, 2016
Securities Available-for Sale:
U.S. Government & Agency Obligations	$	157,990	$	—	$	157,990	$	—
State and Municipal Obligations	36,425		—		36,425		—
Mortgage-Backed Securities - Residential	161,728		—		161,728		—
Corporate and Other Debt Securities	5,555		—		5,555		—
Mutual Funds and Equity Securities	1,231		—		1,231		—
Total Securities Available-for Sale	$	362,929	$	—	$	362,929	$	—
Fair Value of Assets and Liabilities Measured on a Nonrecurring Basis:
June 30, 2017
Collateral Dependent Impaired Loans	$	791	$	—	$	—	$	791	$	(146	)
Other Real Estate Owned and Repossessed Assets, Net	1,613		—		—		1,613		(584		)
December 31, 2016
Collateral Dependent Impaired Loans	$	—	$	—	$	—	$	—	$	—
Other Real Estate Owned and Repossessed Assets, Net	$	1,686	$	—	—		1,686		$	(587	)
June 30, 2016
Collateral Dependent Impaired Loans	$	1,692	$	—	$	—	$	1,692	$	(250	)
Other Real Estate Owned and Repossessed Assets, Net	933		—		—		933		(732		)

Fair Value, by Balance Sheet Grouping

The following table presents a summary of the carrying amount, the fair value or an amount approximating fair value and the fair value hierarchy of Arrow’s financial instruments:

Schedule of Fair Values by Balance Sheet Grouping
					Fair Value Hierarchy
	Carrying Amount		Fair Value		Level 1		Level 2		Level 3
June 30, 2017
Cash and Cash Equivalents	$	66,077	$	66,077	$	66,077	$	—	$	—
Securities Available-for-Sale	327,392		327,392		54,676		272,716		—
Securities Held-to-Maturity	348,018		350,355		—		350,355		—
Federal Home Loan Bank and Federal   Reserve Bank Stock	11,035		11,035		11,035		—		—
Net Loans	1,861,190		1,844,301		—		—		1,844,301
Accrued Interest Receivable	6,563		6,563		6,563		—		—
Deposits	2,220,038		2,212,256		2,018,424		193,832		—
Federal Funds Purchased and Securities   Sold Under Agreements to Repurchase	40,892		40,892		40,892		—		—
Federal Home Loan Bank Overnight Advances	122,000		122,000		122,000		—		—
Federal Home Loan Bank Term Advances	55,000		55,448		—		55,448		—
Junior Subordinated Obligations Issued   to Unconsolidated Subsidiary Trusts	20,000		20,000		—		20,000		—
Accrued Interest Payable	252		252		252		—		—
December 31, 2016
Cash and Cash Equivalents	$	57,355	$	57,355	$	57,355	$	—	$	—
Securities Available-for-Sale	346,996		346,996		54,706		292,290		—
Securities Held-to-Maturity	345,427		343,751		—		343,751		—
Federal Home Loan Bank and Federal   Reserve Bank Stock	10,912		10,912		10,912		—		—
Net Loans	1,736,256		1,720,078		—		—		1,720,078
Accrued Interest Receivable	6,684		6,684		6,684		—		—
Deposits	2,116,546		2,109,557		1,917,233		192,324		—
Federal Funds Purchased and Securities   Sold Under Agreements to Repurchase	35,836		35,836		35,836		—		—
Federal Home Loan Bank Overnight Advances	123,000		123,000		123,000		—		—
Federal Home Loan Bank Term Advances	55,000		55,118		—		55,118		—
Junior Subordinated Obligations Issued   to Unconsolidated Subsidiary Trusts	20,000		20,000		—		20,000		—
Accrued Interest Payable	247		247		247		—		—
June 30, 2016
Cash and Cash Equivalents	$	63,115	$	63,115	$	63,115	$	—	$	—
Securities Available-for-Sale	362,929		362,929		—		362,929		—
Securities Held-to-Maturity	343,814		354,778		—		354,778		—
Federal Home Loan Bank and Federal   Reserve Bank Stock	9,961		9,961		9,961		—		—
Net Loans	1,655,692		1,664,713		—		—		1,664,713
Accrued Interest Receivable	6,383		6,383		6,383		—		—
Deposits	2,072,385		2,067,328		1,869,865		197,463		—
Federal Funds Purchased and Securities   Sold Under Agreements to Repurchase	41,497		41,497		41,497		—		—
Federal Home Loan Bank Overnight Advances	102,000		102,000		102,000		—		—
Federal Home Loan Bank Term Advances	55,000		56,145		—		56,145		—
Junior Subordinated Obligations Issued   to Unconsolidated Subsidiary Trusts	20,000		20,000		—		20,000		—
Accrued Interest Payable	231		231		231		—		—