Fair Values (Tables)

12 Months Ended

Dec. 31, 2019

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 of Assets and Liabilities Measured on a Recurring Basis:	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, 2019
Assets:
Securities Available-for Sale:
U.S. Government & Agency Obligations	$	5,054	$	—	$	5,054	$	—
State and Municipal Obligations	764		—		764		—
Mortgage-Backed Securities	350,716		—		350,716		—
Corporate and Other Debt Securities	800		—		800		—
Total Securities Available-for-Sale	357,334		—		357,334		$	—
Equity Securities	2,063		—		2,063		—
Total Securities Measured on a Recurring Basis	359,397		—		359,397		—
Derivatives, included in other assets	69		—		69		—
Total Measured on a Recurring Basis	$	359,466	$	—	$	359,466	$	—
Liabilities:
Derivatives, included in other liabilities	$	69	$	—	$	69	$	—
Total Measured on a Recurring Basis	$	69	$	—	$	69	$	—
December 31, 2018
Assets:
Securities Available-for Sale:
U.S. Government & Agency Obligations	$	46,765	$	—	$	46,765	$	—
State and Municipal Obligations	1,195		—		1,195		—
Mortgage-Backed Securities	268,775		—		268,775		—
Corporate and Other Debt Securities	800		—		800		—
Total Securities Available-for-Sale	317,535		—		317,535		—
Equity Securities	1,774		—		1,774		—
Total Securities Measured on a Recurring Basis	$	319,309	$	—	$	319,309	$	—
Fair Value of Assets and Liabilities Measured on a Nonrecurring Basis:	Fair Value		Quoted Prices In Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Gains (Losses) Recognized in Earnings
December 31, 2019
Collateral Dependent Impaired Loans	$	285	$	—	$	—	$	285	$	—
Other Real Estate Owned and Repossessed Assets, Net	1,261		—		—		1,261		(186		)
December 31, 2018
Collateral Dependent Impaired Loans	$	—	$	—	$	—	$	—	$	—
Other Real Estate Owned and Repossessed Assets, Net	1,260		—		—		1,260		(132		)

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
December 31, 2019
Cash and Cash Equivalents	$	70,221	$	70,221	$	70,221	$	—	$	—
Securities Available-for-Sale	357,334		357,334		—		357,334		—
Securities Held-to-Maturity	245,065		249,618		—		249,618		—
Equity Securities	2,063		2,063				2,063
Federal Home Loan Bank and Federal Reserve Bank Stock	10,317		10,317		—		10,317		—
Net Loans	2,364,933		2,332,797		—		—		2,332,797
Accrued Interest Receivable	7,377		7,377		—		7,377		—
Derivatives, included in other assets	69		69		—		69		—
Deposits	2,616,054		2,614,170		—		2,614,170		—
Federal Funds Purchased and Securities Sold Under Agreements to Repurchase	51,099		51,099		—		51,099		—
Federal Home Loan Bank Overnight Advances	130,000		130,000		—		130,000		—
Federal Home Loan Bank Term Advances	30,000		29,993		—		29,993		—
Junior Subordinated Obligations Issued   to Unconsolidated Subsidiary Trusts	20,000		20,000		—		20,000		—
Accrued Interest Payable	1,436		1,436		—		1,436		—
Derivatives, included in other liabilities	69		69		—		69		—
December 31, 2018
Cash and Cash Equivalents	$	84,239	$	84,239	$	84,239	$	—	$	—
Securities Available-for-Sale	317,535		317,535		—		317,535		—
Securities Held-to-Maturity	283,476		280,338		—		280,338		—
Equity Securities	1,774		1,774				1,774
Federal Home Loan Bank and Federal Reserve Bank Stock	15,506		15,506		—		15,506		—
Net Loans	2,176,019		2,114,372		—		—		2,114,372
Accrued Interest Receivable	7,035		7,035		—		7,035		—
Deposits	2,345,584		2,338,410		—		2,338,410		—
Federal Funds Purchased and Securities Sold Under Agreements to Repurchase	54,659		54,659		—		54,659		—
Federal Home Loan Bank Overnight Advances	234,000		234,000		—		234,000		—
Federal Home Loan Bank Term Advances	45,000		44,652		—		44,652		—
Junior Subordinated Obligations Issued   to Unconsolidated Subsidiary Trusts	20,000		20,000		—		20,000		—
Accrued Interest Payable	570		570		—		570		—