Retirement Pension Plan (Tables)

12 Months Ended

Dec. 31, 2012

Compensation and Retirement Disclosure [Abstract]

Schedule of Pension Plan Disclosures

	Year ended December 31,
	2012			2011			2010
	(Dollars in thousands)
Change in projected benefit obligation
Projected benefit obligation at the beginning of the year	$	(5,641	)	$	(5,610	)	$	(5,716	)
Interest Cost	(254		)	(322		)	(314		)
Actuarial gain (loss)	(359		)	(312		)	(35		)
Benefits paid	310			603			455
Projected benefit obligation at the end of the year	$	(5,944	)	$	(5,641	)	$	(5,610	)
Change in plan assets
Fair value of plan assets at beginning of year	$	5,251		$	5,756		$	4,221
Actual gain on plan assets	237			98			590
Employer contributions	500			—			1,400
Benefits paid	(310		)	(603		)	(455		)
Fair value of plan assets at end of year	$	5,678		$	5,251		$	5,756
Funded status (included in accrued liabilities or prepaid assets)	$	(265	)	$	(390	)	$	146
Unrecognized actuarial loss in accumulated other comprehensive income	$	3,114		$	2,754		$	2,230

Schedule of Net Periodic Pension Costs

Amounts recognized in the consolidated statements of income consist of:

	Year ended December 31,
	2012			2011			2010
	(Dollars in thousands)
Net Periodic Pension Cost
Interest cost on projected benefit obligation	$	254		$	322		$	314
Expected return on plan benefits	(383		)	(442		)	(308		)
Amortization of loss	145			131			142
Net Periodic Pension Cost	$	16		$	11		$	148

Schedule of Pension Liability Adjustments Recognized in Other Comprehensive Income

Pension liability adjustments recognized in other comprehensive income include:

	Year ended December 31,
	2012			2011			2010
	(Dollars in thousands)
Amortization of unrecognized actuarial loss	$	145		$	131		$	142
Current deferral of gains	214			392			247
Pension liability adjustments recognized in comprehensive income	359			524			389
Tax effect	(122		)	(178		)	(132		)
Net pension liability adjustments	$	237		$	346		$	257

Schedule of Weighted Average Assumptions

Weighted-average assumptions used to determine net periodic benefit cost for years ended December 31, 2012, 2011 and 2010:

	2012		2011		2010
Weighted average discount rate	4.50	%	5.75	%	5.75	%
Expected long-term rate of return on plan assets	7.50	%	7.50	%	7.50	%
Assumed rate of future compensation increases	—	%	—	%	—	%

Schedule of Weighted Average Assets Allocations

The Bank’s Retirement Pension Plan’s weighted-average assets allocations at December 31, 2012, 2011 and 2010 by asset category are as follows:

	Plan Assets at December 31,
	2012		2011		2010
Asset Category:
Equity securities	70.1	%	63.5	%	62.6	%
Debt securities	27.6	%	34.9	%	35.5	%
Cash and cash equivalents	2.3	%	1.6	%	1.9	%
Total	100.0	%	100.0	%	100.0	%
LNB Bancorp, Inc. common stock to total plan assets	—	%	—	%	—	%

Schedule of Estimated Future Benefit Payments

The following estimated future benefit payments, which reflect no expected future service as the plan is frozen, are expected to be paid as follows:

	Amount
	(Dollars in thousands)
2013	$	285
2014	273
2015	263
2016	249
2017	240
2018 and thereafter	1,080