Supplemental Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2012

Executive Salary Continuation Plan [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Pension benefit plans

The Bank uses a December 31 measurement date for these plans.

	For the Year Ended December 31,
	2012			2011			2010
Change in benefit obligation
Benefit obligation at beginning of year	$	3,132		$	2,723		$	2,177
Service cost		146			132			111
Interest cost		124			138			122
Amendments		—			—			21
Plan loss		364			315			346
Benefits Paid		(176	)		(176	)		(54	)
Benefit obligation at end of year		3,590			3,132			2,723
Change in plan assets
Employer Contribution		176			176			54
Benefits Paid		(176	)		(176	)		(54	)
Fair value of plan assets at end of year	$	—		$	—		$	—
Reconciliation of funded status
Funded status	$	(3,590	)	$	(3,132	)	$	(2,723	)
Unrecognized net plan loss		683			319			4
Unrecognized prior service cost		429			517			605
Net amount recognized	$	(2,478	)	$	(2,296	)	$	(2,114	)
Amounts recognized in the consolidated
balance sheets consist of:
Accrued benefit liability	$	(3,590	)	$	(3,132	)	$	(2,723	)
Accumulated other comprehensive income		1,112			836			609
Net amount recognized	$	(2,478	)	$	(2,296	)	$	(2,114	)

Components of net periodic benefit cost

	For the Year Ended December 31,
	2012		2011		2010
Components of net periodic benefit cost
Service cost	$	146	$	132	$	111
Interest cost		124		138		122
Amortization of prior service cost		88		88		87
Net periodic benefit cost		358		358		320
Additional amounts recognized		—		—		(15	)
Total benefit cost	$	358	$	358	$	305
Additional Information
Minimum benefit obligation at year end	$	3,590	$	3,132	$	2,723
Increase in minimum liability included in other comprehensive income	$	276	$	227	$	295

Assumptions used to determine benefit obligations

Assumptions used to determine benefit obligations at December 31	2012			2011			2010
Discount rate used to determine net periodic benefit cost for years ended December 31		3.90	%		5.00	%		5.40	%
Discount rate used to determine benefit obligations at December 31		3.20	%		3.90	%		5.00	%
Future salary increases		4.00	%		4.00	%		4.00	%

Expected future services expected to be paid in future fiscal years

For unfunded plans, contributions to the Salary Continuation Plan are the benefit payments made to participants. The Bank paid $176 in benefit payments during fiscal 2012. The following benefit payments, which reflect expected future service, are expected to be paid in future fiscal years:
Year ending December 31,	Pension Benefits
2013	$	176
2014		188
2015		226
2016		281
2017		272
2018-2022		1,423

Directors' Retirement Plan [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Pension benefit plans

The Bank uses a December 31 measurement date for the Directors' Retirement Plan.

	For the Year Ended December 31,
	2012			2011			2010
Change in benefit obligation
Benefit obligation at beginning of year	$	701		$	597		$	597
Service cost		24			23			35
Interest cost		27			30			33
Plan loss (gain)		(1	)		66			(53	)
Benefits paid		(8	)		(15	)		(15	)
Benefit obligation at end of year	$	743		$	701		$	597
Change in plan assets
Employer contribution	$	8		$	15		$	15
Benefits paid		(8	)		(15	)		(15	)
Fair value of plan assets at end of year	$	—		$	—		$	—
Reconciliation of funded status
Funded status	$	(743	)	$	(701	)	$	(597	)
Unrecognized net plan loss		(12	)		(11	)		(79	)
Net amount recognized	$	(755	)	$	(712	)	$	(676	)
Amounts recognized in the statement of financial position consist of:
Accrued benefit liability	$	(743	)	$	(701	)	$	(597	)
Accumulated other comprehensive income		(12	)		(11	)		(79	)
Net amount recognized	$	(755	)	$	(712	)	$	(676	)

Components of net periodic benefit cost

	For the Year Ended December 31,
	2012			2011			2010
Components of net periodic benefit cost
Service cost	$	24		$	23		$	35
Interest cost		27			30			33
Recognized actuarial (gain)loss		—			(3	)		—
Net periodic benefit cost		51			50			68
Additional amounts recognized		—			—			—
Total benefit cost	$	51		$	50		$	68
Additional Information
Minimum benefit obligation at year end	$	743		$	701		$	597
(Decrease) increase in minimum liability included in other comprehensive loss	$	(1	)	$	68		$	(53	)

Assumptions used to determine benefit obligations

Assumptions used to determine benefit obligations at December 31	2012			2011			2010
Discount rate used to determine net periodic benefit cost for years ended December 31		3.80	%		4.90	%		5.30	%
Discount rate used to determine benefit obligations at December 31		3.20	%		3.80	%		4.90	%

Expected future services expected to be paid in future fiscal years

For unfunded plans, contributions to the Directors' Retirement Plan are the benefit payments made to participants. The Bank paid $8 in benefit payments during fiscal 2012. The following benefit payments, which reflect expected future service, are expected to be paid in future fiscal years:
Year ending December 31,	Pension Benefits
2013	$	15
2014		15
2015		16
2016		30
2017		44
2018-2022		326