Short-Term Borrowings and Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2015

Debt Instrument [Line Items]

Schedule of Short-term and Long-term Borrowings

The following table stratifies COB’s borrowings as short-term and long-term at the periods indicated:

	December 31,
(dollars in thousands)	2015				2014
	Balance		Rate		Balance		Rate
Short-term borrowings:
Retail customer repurchase agreements	$	7,219	0.21	%	$	9,076	0.21	%
Federal Home Loan Bank advances	28,500		0.49	%	—		—	%
Total short-term borrowings	$	35,719			$	9,076
Long-term debt:
Federal Home Loan Bank advances	$	65,181	1.79		$	68,234	1.68
Long-term notes payable	5,415		1.43		5,338		1.43
Junior subordinated debt	56,702		1.92		56,702		1.78
Total long-term debt	$	127,298			$	130,274

Schedule of Retail Repurchase Agreements and Federal Funds Purchased

Information concerning retail repurchase agreements and federal funds purchased is as follows:

(dollars in thousands)	2015			2014			2013
	Retail Repurchase Agreements			Retail Repurchase Agreements			Retail Repurchase Agreements
Balance at December 31	$	7,219		$	9,076		$	6,917
Average balance during the year	10,033			7,713			9,852
Maximum month end balance	16,753			12,217			13,064
Weighted average interest rate:
At December 31	0.21		%	0.21		%	0.21		%
During the year	0.22			0.21			0.21

FHLB advance [Member]

Debt Instrument [Line Items]

Scheduled Maturities of Long-term Debt

At December 31, 2015, the scheduled maturities of FHLB advances payable over the next five years and thereafter, certain of which are convertible to a variable rate at the option of the FHLB before scheduled maturity, are as follows:

(dollars in thousands)
Twelve Months Ended December 31,
2016	$	33,500
2017	5,000
2018	5,181
2019	—
2020	50,000
2021 and thereafter	—
Total FHLB advances	$	93,681

Schedule of Long-term Debt

Long-term debt included the following advances from the FHLB at the periods indicated.

(dollars in thousands)
			December 31,
Maturity	Interest Rate		2015		2014
September 8, 2015	3.7100	%	—		3,000
September 27, 2016	0.9300		5,000		5,000
September 27, 2017	1.4200		5,000		5,000
August 27, 2018	6.1500		181		234
September 27, 2018	1.8400		5,000		5,000
June 15, 2020	1.8938		50,000		50,000
			$	65,181	$	68,234

Junior Subordinated Debentures [Member]

Debt Instrument [Line Items]

Schedule of Long-term Debt

Information concerning the Junior Subordinated Debentures is as follows at the periods indicated.

(dollars in thousands)		Commencement
	Stated	of Early	As of December 31,
	Maturity	Redemption	2015				2014
Issuer	Date	Period	Principal		Unpaid Interest		Principal		Unpaid Interest		Interest Rate
FNB Trust I	12/15/2035	12/15/2010	$	20,619	$	18	$	20,619	$	1,107	3 month LIBOR + 1.37% = 1.88% at 12/31/15
FNB Trust II	6/30/2036	6/30/2011	30,928		—		30,928		1,588		3 month LIBOR + 1.32% = 1.65% at 12/31/15
Catawba Trust II	12/30/2032	12/30/2007	5,155		—		5,155		608		3 month LIBOR + 3.35% = 3.68% at 12/31/15
Total Junior Subordinated Debentures			$	56,702	$	18	$	56,702	$	3,303