Loans (Tables)

6 Months Ended

Jun. 30, 2013

Loans and Leases Receivable Disclosure [Abstract]

Past Due Financing Receivables [Table Text Block]

The following table presents loan balances outstanding as of June 30, 2013, December 31, 2012 and June 30, 2012 and an analysis of the recorded investment in loans that are past due at these dates.  Generally, Arrow considers a loan past due 30 or more days if the borrower is two or more payments past due.   Loans held-for-sale of $503, $2,801 and $1,699 as of June 30, 2013, December 31, 2012 and June 30, 2012, respectively, are included in the residential real estate loan balances.

Past Due Loans
			Commercial		Commercial		Other
	Commercial		Construction		Real Estate		Consumer		Automobile		Residential		Total
June 30, 2013
Loans Past Due 30-59 Days	$	765	$	—	$	262	$	16	$	2,346	$	1,161	$	4,550
Loans Past Due 60-89 Days	655		—		997		15		527		1,196		3,390
Loans Past Due 90 or more Days	220		—		1,875		4		114		1,402		3,615
Total Loans Past Due	1,640		—		3,134		35		2,987		3,759		11,555
Current Loans	85,909		30,980		256,665		7,421		372,073		440,131		1,193,179
Total Loans	$	87,549	$	30,980	$	259,799	$	7,456	$	375,060	$	443,890	$	1,204,734
Loans 90 or More Days Past Due   and Still Accruing Interest	$	154	$	—	$	—	$	—	$	—	$	606	$	760
Nonaccrual Loans	$	299	$	—	$	1,941	$	7	$	264	$	3,080	$	5,591
December 31, 2012
Loans Past Due 30-59 Days	$	1,045	$	—	$	534	$	43	$	2,427	$	407	$	4,456
Loans Past Due 60-89 Days	1,588		—		1,332		17		793		2,466		6,196
Loans Past Due 90 or more Days	494		—		1,871		—		185		1,462		4,012
Total Loans Past Due	3,127		—		3,737		60		3,405		4,335		14,664
Current Loans	102,409		29,149		241,440		6,624		345,695		432,360		1,157,677
Total Loans	$	105,536	$	29,149	$	245,177	$	6,684	$	349,100	$	436,695	$	1,172,341
Loans 90 or More Days Past Due   and Still Accruing Interest	$	126	$	—	$	378	$	—	$	42	$	374	$	920
Nonaccrual Loans	$	1,787	$	—	$	2,026	$	1	$	419	$	2,400	$	6,633
June 30, 2012
Loans Past Due 30-59 Days	$	441	$	—	$	371	$	13	$	2,225	$	1,554	$	4,604
Loans Past Due 60-89 Days	1,779		—		—		5		483		639		2,906
Loans Past Due 90 or more Days	—		—		692		—		124		1,818		2,634
Total Loans Past Due	2,220		—		1,063		18		2,832		4,011		10,144
Current Loans	99,074		17,628		234,798		6,525		331,266		447,206		1,136,497
Total Loans	$	101,294	$	17,628	$	235,861	$	6,543	$	334,098	$	451,217	$	1,146,641
Loans 90 or More Days Past Due   and Still Accruing Interest	$	—	$	—	$	27	$	—	$	—	$	477	$	504
Nonaccrual Loans	$	1,675	$	—	$	1,511	$	1	$	536	$	3,099	$	6,822

Allowance for Credit Losses on Financing Receivables [Table Text Block]

The following table presents a roll-forward of the allowance for loan losses and other information pertaining to the allowance for loan losses:

Allowance for Loan Losses
				Commercial			Commercial			Other
	Commercial			Construction			Real Estate			Consumer			Automobile			Residential			Unallocated			Total
Roll-forward of the Allowance for Loan Losses for the Quarterly Periods:
March 31, 2013	$	1,619		$	612		$	3,379		$	308		$	4,294		$	3,392		$	999		$	14,603
Charge-offs	(15		)	—			—			(5		)	(72		)	—			—			(92		)
Recoveries	36			—			—			—			31			—			—			67
Provision	(88		)	34			(86		)	(4		)	104			16			124			100
June 30, 2013	$	1,552		$	646		$	3,293		$	299		$	4,357		$	3,408		$	1,123		$	14,678
March 31, 2012	$	1,834		$	661		$	3,297		$	352		$	4,530		$	3,300		$	1,079		$	15,053
Charge-offs	(10		)	—			—			(23		)	(70		)	(33		)	—			(136		)
Recoveries	1			—			—			3			50			—			—			54
Provision	273			(133		)	(2		)	23			61			184			(166		)	240
June 30, 2012	$	2,098		$	528		$	3,295		$	355		$	4,571		$	3,451		$	913		$	15,211
Roll-forward of the Allowance for Loan Losses for the Year-to-Date Periods:
December 31, 2012	$	2,344		$	601		$	3,050		$	304		$	4,536		$	3,405		$	1,058		$	15,298
Charge-offs	(788		)	—			(11		)	(13		)	(170		)	—			—			(982		)
Recoveries	40			—			—			—			122			—			—			162
Provision	(44		)	45			254			8			(131		)	3			65			200
June 30, 2013	$	1,552		$	646		$	3,293		$	299		$	4,357		$	3,408		$	1,123		$	14,678
December 31, 2011	$	1,927		$	602		$	3,136		$	350		$	4,496		$	3,414		$	1,078		$	15,003
Charge-offs	(15		)	—			(167		)	(42		)	(176		)	(33		)	—			(433		)
Recoveries	3			—			—			9			109			—			—			121
Provision	183			(74		)	326			38			142			70			(165		)	520
June 30, 2012	$	2,098		$	528		$	3,295		$	355		$	4,571		$	3,451		$	913		$	15,211
June 30, 2013
Allowance for loan losses - Loans Individually Evaluated for Impairment	$	—		$	—		$	—		$	—		$	—		$	—		$	—		$	—
Allowance for loan losses - Loans Collectively Evaluated for Impairment	$	1,552		$	646		$	3,293		$	299		$	4,357		$	3,408		$	1,123		$	14,678
Ending Loan Balance - Individually Evaluated for Impairment	$	33		$	—		$	1,481		$	—		$	184		$	1,078		$	—		$	2,776
Ending Loan Balance - Collectively Evaluated for Impairment	$	87,516		$	30,980		$	258,318		$	7,456		$	374,876		$	442,812		$	—		$	1,201,958

Allowance for Loan Losses
			Commercial		Commercial		Other
	Commercial		Construction		Real Estate		Consumer		Automobile		Residential		Unallocated		Total
December 31, 2012
Allowance for loan losses - Loans Individually Evaluated for Impairment	$	853	$	—	$	—	$	—	$	—	$	—	$	—	$	853
Allowance for loan losses - Loans Collectively Evaluated for Impairment	$	1,491	$	601	$	3,050	$	304	$	4,536	$	3,405	$	1,058	$	14,445
Ending Loan Balance - Individually Evaluated for Impairment	$	1,432	$	—	$	2,528	$	—	$	203	$	1,090	$	—	$	5,253
Ending Loan Balance - Collectively Evaluated for Impairment	$	104,104	$	29,149	$	242,649	$	6,684	$	348,897	$	435,605	$	—	$	1,167,088
June 30, 2012
Allowance for loan losses - Loans Individually Evaluated for Impairment	$	765	$	—	$	—	$	—	$	—	$	—	$	—	$	765
Allowance for loan losses - Loans Collectively Evaluated for Impairment	$	1,333	$	528	$	3,295	$	355	$	4,571	$	3,451	$	913	$	14,446
Ending Loan Balance - Individually Evaluated for Impairment	$	1,699	$	—	$	1,625	$	—	$	213	$	1,490	$	—	$	5,027
Ending Loan Balance - Collectively Evaluated for Impairment	$	99,595	$	17,628	$	234,236	$	6,543	$	333,885	$	449,727	$	—	$	1,141,614

Financing Receivable Credit Quality Indicators [Table Text Block]

The following table presents the credit quality indicators by loan category at June 30, 2013, December 31, 2012 and June 30, 2012:

Loan Credit Quality Indicators
			Commercial		Commercial		Other
	Commercial		Construction		Real Estate		Consumer		Automobile		Residential		Total
June 30, 2013
Credit Risk Profile by Creditworthiness Category:
Satisfactory	$	81,067	$	29,816	$	238,702							$	349,585
Special Mention	262		—		1,349								1,611
Substandard	6,220		1,164		19,748								27,132
Doubtful	—		—		—								—
Credit Risk Profile Based on Payment Activity:
Performing							$	7,449	$	374,796	$	440,203	822,448
Nonperforming							7		264		3,687		3,958
December 31, 2012
Credit Risk Profile by Creditworthiness Category:
Satisfactory	97,085		27,913		225,312								350,310
Special Mention	192		—		1,419								1,611
Substandard	6,872		1,236		18,446								26,554
Doubtful	1,387		—		—								1,387
Credit Risk Profile Based on Payment Activity:
Performing							6,683		348,676		433,922		789,281
Nonperforming							1		424		2,773		3,198
June 30, 2012
Credit Risk Profile by Creditworthiness Category:
Satisfactory	93,621		15,826		213,937								323,384
Special Mention	2,393		—		2,433								4,826
Substandard	5,280		1,802		19,491								26,573
Doubtful	—		—		—								—
Credit Risk Profile Based on Payment Activity:
Performing							6,542		333,562		447,641		787,745
Nonperforming							1		536		3,576		4,113

Impaired Financing Receivables [Table Text Block]

The following table presents information on impaired loans based on whether the impaired loan has a recorded related allowance or has no recorded related allowance:

Impaired Loans
			Commercial		Commercial		Other
	Commercial		Construction		Real Estate		Consumer		Automobile		Residential		Total
June 30, 2013
Recorded Investment:
With No Related Allowance	$	33	$	—	$	1,481	$	—	$	184	$	1,078	$	2,776
With a Related Allowance	—		—		—		—		—		—		—
Unpaid Principal Balance:
With No Related Allowance	33		—		1,481		—		184		1,078		2,776
With a Related Allowance	—		—		—		—		—		—		—
December 31, 2012
Recorded Investment:
With No Related Allowance	$	45	$	—	$	2,528	$	—	$	203	$	1,090	$	3,866
With a Related Allowance	1,387		—		—		—		—		—		1,387
Unpaid Principal Balance:
With No Related Allowance	45		—		2,695		—		203		1,090		4,033
With a Related Allowance	1,387		—		—		—		—		—		1,387
June 30, 2012
Recorded Investment:
With No Related Allowance	$	58	$	—	$	1,625	$	—	$	213	$	1,490	$	3,386
With a Related Allowance	1,641		—		—		—		—		—		1,641
Unpaid Principal Balance:
With No Related Allowance	58		—		1,458		—		213		1,490		$	3,219
With a Related Allowance	1,641		—		—		—		—		—		1,641
For the Quarter Ended:
June 30, 2013
Average Recorded Balance:
With No Related Allowance	$	35	$	—	$	1,493	$	—	$	183	$	1,082	$	2,793
With a Related Allowance	—		—		—		—		—		—		—
Interest Income Recognized:
With No Related Allowance	1		—		—		—		3		—		4
With a Related Allowance	—		—		—		—		—		—		—
Cash Basis Income:
With No Related Allowance	—		—		—		—		—		—		—
With a Related Allowance	—		—		—		—		—		—		—
June 30, 2012
Average Recorded Balance:
With No Related Allowance	$	60	$	—	$	1,707	$	—	$	227	$	1,645	$	3,639
With a Related Allowance	559		—		—		—		—		—		559
Interest Income Recognized:
With No Related Allowance	1		—		6		—		3		3		13
With a Related Allowance	—		—		—		—		—		—		—
Cash Basis Income:
With No Related Allowance	—		—		6		—		—		—		6
With a Related Allowance	—		—		—		—		—		—		—

Impaired Loans
			Commercial		Commercial		Other
	Commercial		Construction		Real Estate		Consumer		Automobile		Residential		Total
For the Year-To-Date Period Ended:
June 30, 2013
Average Recorded Balance:
With No Related Allowance	$	39	$	—	$	2,005	$	—	$	194	$	1,084	$	3,322
With a Related Allowance	345		—		—		—		—		—		345
Interest Income Recognized:
With No Related Allowance	2		—		—		—		5		4		11
With a Related Allowance	72		—		—		—		—		—		72
Cash Basis Income:
With No Related Allowance	—		—		—		—		—		—		—
With a Related Allowance	72		—		—		—		—		—		72
June 30, 2012
Average Recorded Balance:
With No Related Allowance	$	62	$	—	$	1,789	$	—	$	241	$	1,799	$	3,891
With a Related Allowance	280		—		—		—		—		—		280
Interest Income Recognized:
With No Related Allowance	3		—		44		—		5		4		56
With a Related Allowance	—		—		—		—		—		—		—
Cash Basis Income:
With No Related Allowance	—		—		44		—		—		—		44
With a Related Allowance	—		—		—		—		—		—		—

Troubled Debt Restructurings on Financing Receivables [Table Text Block]

The following table presents information on loans modified in trouble debt restructurings during the periods indicated:

Loans Modified in Trouble Debt Restructurings During the Period
			Commercial		Commercial		Other
	Commercial		Construction		Real Estate		Consumer		Automobile		Residential		Total
For the Quarter Ended:
June 30, 2013
Number of Loans	—		—		—		—		3		—		3
Pre-Modification Outstanding Recorded Investment	$	—	$	—	$	—	$	—	$	30	$	—	$	30
Post-Modification Outstanding Recorded Investment	$	—	$	—	$	—	$	—	$	30	$	—	$	30
June 30, 2012
Number of Loans	—		—		—		—		2		—		2
Pre-Modification Outstanding Recorded Investment	$	—	$	—	$	—	$	—	$	16	$	—	$	16
Post-Modification Outstanding Recorded Investment	$	—	$	—	$	—	$	—	$	16	$	—	$	16
For the Year-To-Date Period Ended:
June 30, 2013
Number of Loans	—		—		—		—		5		—		5
Pre-Modification Outstanding Recorded Investment	$	—	$	—	$	—	$	—	$	41	$	—	$	41
Post-Modification Outstanding Recorded Investment	$	—	$	—	$	—	$	—	$	41	$	—	$	41
June 30, 2012
Number of Loans	—		—		—		—		7		—		7
Pre-Modification Outstanding Recorded Investment	$	—	$	—	$	—	$	—	$	60	$	—	$	60
Post-Modification Outstanding Recorded Investment	$	—	$	—	$	—	$	—	$	60	$	—	$	60